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has_sum.mul (hf : has_sum f s) (hg : has_sum g t) (hfg : summable (λ (x : ι × κ), f x.1 * g x.2)) : has_sum (λ (x : ι × κ), f x.1 * g x.2) (s * t)
let ⟨u, hu⟩ := hfg in (hf.mul_eq hg hu).symm ▸ hu
lemma
has_sum.mul
topology.algebra.infinite_sum
src/topology/algebra/infinite_sum/ring.lean
[ "algebra.big_operators.nat_antidiagonal", "topology.algebra.infinite_sum.basic", "topology.algebra.ring.basic" ]
[ "has_sum", "summable" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
tsum_mul_tsum (hf : summable f) (hg : summable g) (hfg : summable (λ (x : ι × κ), f x.1 * g x.2)) : (∑' x, f x) * (∑' y, g y) = (∑' z : ι × κ, f z.1 * g z.2)
hf.has_sum.mul_eq hg.has_sum hfg.has_sum
lemma
tsum_mul_tsum
topology.algebra.infinite_sum
src/topology/algebra/infinite_sum/ring.lean
[ "algebra.big_operators.nat_antidiagonal", "topology.algebra.infinite_sum.basic", "topology.algebra.ring.basic" ]
[ "summable" ]
Product of two infinites sums indexed by arbitrary types. See also `tsum_mul_tsum_of_summable_norm` if `f` and `g` are abolutely summable.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
summable_mul_prod_iff_summable_mul_sigma_antidiagonal : summable (λ x : ℕ × ℕ, f x.1 * g x.2) ↔ summable (λ x : (Σ (n : ℕ), nat.antidiagonal n), f (x.2 : ℕ × ℕ).1 * g (x.2 : ℕ × ℕ).2)
nat.sigma_antidiagonal_equiv_prod.summable_iff.symm
lemma
summable_mul_prod_iff_summable_mul_sigma_antidiagonal
topology.algebra.infinite_sum
src/topology/algebra/infinite_sum/ring.lean
[ "algebra.big_operators.nat_antidiagonal", "topology.algebra.infinite_sum.basic", "topology.algebra.ring.basic" ]
[ "summable" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
summable_sum_mul_antidiagonal_of_summable_mul (h : summable (λ x : ℕ × ℕ, f x.1 * g x.2)) : summable (λ n, ∑ kl in nat.antidiagonal n, f kl.1 * g kl.2)
begin rw summable_mul_prod_iff_summable_mul_sigma_antidiagonal at h, conv {congr, funext, rw [← finset.sum_finset_coe, ← tsum_fintype]}, exact h.sigma' (λ n, (has_sum_fintype _).summable), end
lemma
summable_sum_mul_antidiagonal_of_summable_mul
topology.algebra.infinite_sum
src/topology/algebra/infinite_sum/ring.lean
[ "algebra.big_operators.nat_antidiagonal", "topology.algebra.infinite_sum.basic", "topology.algebra.ring.basic" ]
[ "has_sum_fintype", "summable", "summable_mul_prod_iff_summable_mul_sigma_antidiagonal", "tsum_fintype" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
tsum_mul_tsum_eq_tsum_sum_antidiagonal (hf : summable f) (hg : summable g) (hfg : summable (λ (x : ℕ × ℕ), f x.1 * g x.2)) : (∑' n, f n) * (∑' n, g n) = (∑' n, ∑ kl in nat.antidiagonal n, f kl.1 * g kl.2)
begin conv_rhs {congr, funext, rw [← finset.sum_finset_coe, ← tsum_fintype]}, rw [tsum_mul_tsum hf hg hfg, ← nat.sigma_antidiagonal_equiv_prod.tsum_eq (_ : ℕ × ℕ → α)], exact tsum_sigma' (λ n, (has_sum_fintype _).summable) (summable_mul_prod_iff_summable_mul_sigma_antidiagonal.mp hfg) end
lemma
tsum_mul_tsum_eq_tsum_sum_antidiagonal
topology.algebra.infinite_sum
src/topology/algebra/infinite_sum/ring.lean
[ "algebra.big_operators.nat_antidiagonal", "topology.algebra.infinite_sum.basic", "topology.algebra.ring.basic" ]
[ "has_sum_fintype", "summable", "tsum_fintype", "tsum_mul_tsum", "tsum_sigma'" ]
The **Cauchy product formula** for the product of two infinites sums indexed by `ℕ`, expressed by summing on `finset.nat.antidiagonal`. See also `tsum_mul_tsum_eq_tsum_sum_antidiagonal_of_summable_norm` if `f` and `g` are absolutely summable.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
summable_sum_mul_range_of_summable_mul (h : summable (λ x : ℕ × ℕ, f x.1 * g x.2)) : summable (λ n, ∑ k in range (n+1), f k * g (n - k))
begin simp_rw ← nat.sum_antidiagonal_eq_sum_range_succ (λ k l, f k * g l), exact summable_sum_mul_antidiagonal_of_summable_mul h end
lemma
summable_sum_mul_range_of_summable_mul
topology.algebra.infinite_sum
src/topology/algebra/infinite_sum/ring.lean
[ "algebra.big_operators.nat_antidiagonal", "topology.algebra.infinite_sum.basic", "topology.algebra.ring.basic" ]
[ "summable", "summable_sum_mul_antidiagonal_of_summable_mul" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
tsum_mul_tsum_eq_tsum_sum_range (hf : summable f) (hg : summable g) (hfg : summable (λ (x : ℕ × ℕ), f x.1 * g x.2)) : (∑' n, f n) * (∑' n, g n) = ∑' n, ∑ k in range (n + 1), f k * g (n - k)
begin simp_rw ← nat.sum_antidiagonal_eq_sum_range_succ (λ k l, f k * g l), exact tsum_mul_tsum_eq_tsum_sum_antidiagonal hf hg hfg end
lemma
tsum_mul_tsum_eq_tsum_sum_range
topology.algebra.infinite_sum
src/topology/algebra/infinite_sum/ring.lean
[ "algebra.big_operators.nat_antidiagonal", "topology.algebra.infinite_sum.basic", "topology.algebra.ring.basic" ]
[ "summable", "tsum_mul_tsum_eq_tsum_sum_antidiagonal" ]
The **Cauchy product formula** for the product of two infinites sums indexed by `ℕ`, expressed by summing on `finset.range`. See also `tsum_mul_tsum_eq_tsum_sum_range_of_summable_norm` if `f` and `g` are absolutely summable.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
has_continuous_smul.of_nhds_zero [topological_ring R] [topological_add_group M] (hmul : tendsto (λ p : R × M, p.1 • p.2) (𝓝 0 ×ᶠ (𝓝 0)) (𝓝 0)) (hmulleft : ∀ m : M, tendsto (λ a : R, a • m) (𝓝 0) (𝓝 0)) (hmulright : ∀ a : R, tendsto (λ m : M, a • m) (𝓝 0) (𝓝 0)) : has_continuous_smul R M
⟨begin rw continuous_iff_continuous_at, rintros ⟨a₀, m₀⟩, have key : ∀ p : R × M, p.1 • p.2 = a₀ • m₀ + ((p.1 - a₀) • m₀ + a₀ • (p.2 - m₀) + (p.1 - a₀) • (p.2 - m₀)), { rintro ⟨a, m⟩, simp [sub_smul, smul_sub], abel }, rw funext key, clear key, refine tendsto_const_nhds.add (tendsto.add (tendsto...
lemma
has_continuous_smul.of_nhds_zero
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "continuous_iff_continuous_at", "has_continuous_smul", "nhds_prod_eq", "smul_sub", "smul_zero", "sub_smul", "tendsto_const_nhds", "topological_add_group", "topological_ring", "zero_smul" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
submodule.eq_top_of_nonempty_interior' [ne_bot (𝓝[{x : R | is_unit x}] 0)] (s : submodule R M) (hs : (interior (s:set M)).nonempty) : s = ⊤
begin rcases hs with ⟨y, hy⟩, refine (submodule.eq_top_iff'.2 $ λ x, _), rw [mem_interior_iff_mem_nhds] at hy, have : tendsto (λ c:R, y + c • x) (𝓝[{x : R | is_unit x}] 0) (𝓝 (y + (0:R) • x)), from tendsto_const_nhds.add ((tendsto_nhds_within_of_tendsto_nhds tendsto_id).smul tendsto_const_nhds), r...
lemma
submodule.eq_top_of_nonempty_interior'
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "interior", "is_unit", "mem_interior_iff_mem_nhds", "mem_of_mem_nhds", "self_mem_nhds_within", "submodule", "tendsto_const_nhds", "tendsto_nhds_within_of_tendsto_nhds", "zero_smul" ]
If `M` is a topological module over `R` and `0` is a limit of invertible elements of `R`, then `⊤` is the only submodule of `M` with a nonempty interior. This is the case, e.g., if `R` is a nontrivially normed field.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
module.punctured_nhds_ne_bot [nontrivial M] [ne_bot (𝓝[≠] (0 : R))] [no_zero_smul_divisors R M] (x : M) : ne_bot (𝓝[≠] x)
begin rcases exists_ne (0 : M) with ⟨y, hy⟩, suffices : tendsto (λ c : R, x + c • y) (𝓝[≠] 0) (𝓝[≠] x), from this.ne_bot, refine tendsto.inf _ (tendsto_principal_principal.2 $ _), { convert tendsto_const_nhds.add ((@tendsto_id R _).smul_const y), rw [zero_smul, add_zero] }, { intros c hc, simpa [hy]...
lemma
module.punctured_nhds_ne_bot
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "exists_ne", "no_zero_smul_divisors", "nontrivial", "zero_smul" ]
Let `R` be a topological ring such that zero is not an isolated point (e.g., a nontrivially normed field, see `normed_field.punctured_nhds_ne_bot`). Let `M` be a nontrivial module over `R` such that `c • x = 0` implies `c = 0 ∨ x = 0`. Then `M` has no isolated points. We formulate this using `ne_bot (𝓝[≠] x)`. This l...
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
has_continuous_smul_induced : @has_continuous_smul R M₁ _ u (t.induced f)
{ continuous_smul := begin letI : topological_space M₁ := t.induced f, refine continuous_induced_rng.2 _, simp_rw [function.comp, f.map_smul], refine continuous_fst.smul (continuous_induced_dom.comp continuous_snd) end }
lemma
has_continuous_smul_induced
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "continuous_snd", "has_continuous_smul", "topological_space" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
submodule.closure_smul_self_subset (s : submodule R M) : (λ p : R × M, p.1 • p.2) '' (set.univ ×ˢ closure s) ⊆ closure s
calc (λ p : R × M, p.1 • p.2) '' (set.univ ×ˢ closure s) = (λ p : R × M, p.1 • p.2) '' closure (set.univ ×ˢ s) : by simp [closure_prod_eq] ... ⊆ closure ((λ p : R × M, p.1 • p.2) '' (set.univ ×ˢ s)) : image_closure_subset_closure_image continuous_smul ... = closure s : begin congr, ext x, refine ⟨_, λ hx,...
lemma
submodule.closure_smul_self_subset
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "closure", "closure_prod_eq", "image_closure_subset_closure_image", "one_smul", "submodule" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
submodule.closure_smul_self_eq (s : submodule R M) : (λ p : R × M, p.1 • p.2) '' (set.univ ×ˢ closure s) = closure s
s.closure_smul_self_subset.antisymm $ λ x hx, ⟨⟨1, x⟩, ⟨set.mem_univ _, hx⟩, one_smul R _⟩
lemma
submodule.closure_smul_self_eq
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "closure", "one_smul", "submodule" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
submodule.topological_closure (s : submodule R M) : submodule R M
{ carrier := closure (s : set M), smul_mem' := λ c x hx, s.closure_smul_self_subset ⟨⟨c, x⟩, ⟨set.mem_univ _, hx⟩, rfl⟩, ..s.to_add_submonoid.topological_closure }
def
submodule.topological_closure
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "closure", "submodule" ]
The (topological-space) closure of a submodule of a topological `R`-module `M` is itself a submodule.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
submodule.topological_closure_coe (s : submodule R M) : (s.topological_closure : set M) = closure (s : set M)
rfl
lemma
submodule.topological_closure_coe
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "closure", "submodule" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
submodule.le_topological_closure (s : submodule R M) : s ≤ s.topological_closure
subset_closure
lemma
submodule.le_topological_closure
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "submodule", "subset_closure" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
submodule.is_closed_topological_closure (s : submodule R M) : is_closed (s.topological_closure : set M)
by convert is_closed_closure
lemma
submodule.is_closed_topological_closure
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "is_closed", "is_closed_closure", "submodule" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
submodule.topological_closure_minimal (s : submodule R M) {t : submodule R M} (h : s ≤ t) (ht : is_closed (t : set M)) : s.topological_closure ≤ t
closure_minimal h ht
lemma
submodule.topological_closure_minimal
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "closure_minimal", "is_closed", "submodule" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
submodule.topological_closure_mono {s : submodule R M} {t : submodule R M} (h : s ≤ t) : s.topological_closure ≤ t.topological_closure
s.topological_closure_minimal (h.trans t.le_topological_closure) t.is_closed_topological_closure
lemma
submodule.topological_closure_mono
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "submodule" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_closed.submodule_topological_closure_eq {s : submodule R M} (hs : is_closed (s : set M)) : s.topological_closure = s
le_antisymm (s.topological_closure_minimal rfl.le hs) s.le_topological_closure
lemma
is_closed.submodule_topological_closure_eq
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "is_closed", "submodule" ]
The topological closure of a closed submodule `s` is equal to `s`.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
submodule.dense_iff_topological_closure_eq_top {s : submodule R M} : dense (s : set M) ↔ s.topological_closure = ⊤
by { rw [←set_like.coe_set_eq, dense_iff_closure_eq], simp }
lemma
submodule.dense_iff_topological_closure_eq_top
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "dense", "dense_iff_closure_eq", "submodule" ]
A subspace is dense iff its topological closure is the entire space.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
submodule.is_closed_or_dense_of_is_coatom (s : submodule R M) (hs : is_coatom s) : is_closed (s : set M) ∨ dense (s : set M)
(hs.le_iff.mp s.le_topological_closure).swap.imp (is_closed_of_closure_subset ∘ eq.le) submodule.dense_iff_topological_closure_eq_top.mpr
lemma
submodule.is_closed_or_dense_of_is_coatom
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "dense", "is_closed", "is_closed_of_closure_subset", "is_coatom", "submodule" ]
A maximal proper subspace of a topological module (i.e a `submodule` satisfying `is_coatom`) is either closed or dense.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
linear_map.continuous_on_pi {ι : Type*} {R : Type*} {M : Type*} [finite ι] [semiring R] [topological_space R] [add_comm_monoid M] [module R M] [topological_space M] [has_continuous_add M] [has_continuous_smul R M] (f : (ι → R) →ₗ[R] M) : continuous f
begin casesI nonempty_fintype ι, classical, -- for the proof, write `f` in the standard basis, and use that each coordinate is a continuous -- function. have : (f : (ι → R) → M) = (λx, ∑ i : ι, x i • (f (λ j, if i = j then 1 else 0))), by { ext x, exact f.pi_apply_eq_sum_univ x }, rw this, re...
lemma
linear_map.continuous_on_pi
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "add_comm_monoid", "continuous", "continuous_apply", "continuous_const", "finite", "has_continuous_add", "has_continuous_smul", "module", "nonempty_fintype", "semiring", "topological_space" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
continuous_linear_map {R : Type*} {S : Type*} [semiring R] [semiring S] (σ : R →+* S) (M : Type*) [topological_space M] [add_comm_monoid M] (M₂ : Type*) [topological_space M₂] [add_comm_monoid M₂] [module R M] [module S M₂] extends M →ₛₗ[σ] M₂
(cont : continuous to_fun . tactic.interactive.continuity')
structure
continuous_linear_map
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "add_comm_monoid", "cont", "continuous", "module", "semiring", "tactic.interactive.continuity'", "topological_space" ]
Continuous linear maps between modules. We only put the type classes that are necessary for the definition, although in applications `M` and `M₂` will be topological modules over the topological ring `R`.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
continuous_semilinear_map_class (F : Type*) {R S : out_param Type*} [semiring R] [semiring S] (σ : out_param $ R →+* S) (M : out_param Type*) [topological_space M] [add_comm_monoid M] (M₂ : out_param Type*) [topological_space M₂] [add_comm_monoid M₂] [module R M] [module S M₂] extends semilinear_map_class F σ M M...
class
continuous_semilinear_map_class
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "add_comm_monoid", "continuous_map_class", "module", "semilinear_map_class", "semiring", "topological_space" ]
`continuous_semilinear_map_class F σ M M₂` asserts `F` is a type of bundled continuous `σ`-semilinear maps `M → M₂`. See also `continuous_linear_map_class F R M M₂` for the case where `σ` is the identity map on `R`. A map `f` between an `R`-module and an `S`-module over a ring homomorphism `σ : R →+* S` is semilinear...
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
continuous_linear_map_class (F : Type*) (R : out_param Type*) [semiring R] (M : out_param Type*) [topological_space M] [add_comm_monoid M] (M₂ : out_param Type*) [topological_space M₂] [add_comm_monoid M₂] [module R M] [module R M₂]
continuous_semilinear_map_class F (ring_hom.id R) M M₂
abbreviation
continuous_linear_map_class
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "add_comm_monoid", "continuous_semilinear_map_class", "module", "ring_hom.id", "semiring", "topological_space" ]
`continuous_linear_map_class F R M M₂` asserts `F` is a type of bundled continuous `R`-linear maps `M → M₂`. This is an abbreviation for `continuous_semilinear_map_class F (ring_hom.id R) M M₂`.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
continuous_linear_equiv {R : Type*} {S : Type*} [semiring R] [semiring S] (σ : R →+* S) {σ' : S →+* R} [ring_hom_inv_pair σ σ'] [ring_hom_inv_pair σ' σ] (M : Type*) [topological_space M] [add_comm_monoid M] (M₂ : Type*) [topological_space M₂] [add_comm_monoid M₂] [module R M] [module S M₂] extends M ≃ₛₗ[σ] ...
(continuous_to_fun : continuous to_fun . tactic.interactive.continuity') (continuous_inv_fun : continuous inv_fun . tactic.interactive.continuity')
structure
continuous_linear_equiv
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "add_comm_monoid", "continuous", "inv_fun", "module", "ring_hom_inv_pair", "semiring", "tactic.interactive.continuity'", "topological_space" ]
Continuous linear equivalences between modules. We only put the type classes that are necessary for the definition, although in applications `M` and `M₂` will be topological modules over the topological semiring `R`.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
continuous_semilinear_equiv_class (F : Type*) {R : out_param Type*} {S : out_param Type*} [semiring R] [semiring S] (σ : out_param $ R →+* S) {σ' : out_param $ S →+* R} [ring_hom_inv_pair σ σ'] [ring_hom_inv_pair σ' σ] (M : out_param Type*) [topological_space M] [add_comm_monoid M] (M₂ : out_param Type*) [topol...
(map_continuous : ∀ (f : F), continuous f . tactic.interactive.continuity') (inv_continuous : ∀ (f : F), continuous (inv f) . tactic.interactive.continuity')
class
continuous_semilinear_equiv_class
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "add_comm_monoid", "continuous", "module", "ring_hom_inv_pair", "semilinear_equiv_class", "semiring", "tactic.interactive.continuity'", "topological_space" ]
`continuous_semilinear_equiv_class F σ M M₂` asserts `F` is a type of bundled continuous `σ`-semilinear equivs `M → M₂`. See also `continuous_linear_equiv_class F R M M₂` for the case where `σ` is the identity map on `R`. A map `f` between an `R`-module and an `S`-module over a ring homomorphism `σ : R →+* S` is semi...
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
continuous_linear_equiv_class (F : Type*) (R : out_param Type*) [semiring R] (M : out_param Type*) [topological_space M] [add_comm_monoid M] (M₂ : out_param Type*) [topological_space M₂] [add_comm_monoid M₂] [module R M] [module R M₂]
continuous_semilinear_equiv_class F (ring_hom.id R) M M₂
abbreviation
continuous_linear_equiv_class
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "add_comm_monoid", "continuous_semilinear_equiv_class", "module", "ring_hom.id", "semiring", "topological_space" ]
`continuous_linear_equiv_class F σ M M₂` asserts `F` is a type of bundled continuous `R`-linear equivs `M → M₂`. This is an abbreviation for `continuous_semilinear_equiv_class F (ring_hom.id) M M₂`.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
is_closed_set_of_map_smul : is_closed {f : M₁ → M₂ | ∀ c x, f (c • x) = σ c • f x}
begin simp only [set.set_of_forall], exact is_closed_Inter (λ c, is_closed_Inter (λ x, is_closed_eq (continuous_apply _) ((continuous_apply _).const_smul _))) end
lemma
is_closed_set_of_map_smul
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "continuous_apply", "is_closed", "is_closed_Inter", "is_closed_eq", "set.set_of_forall" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
linear_map_of_mem_closure_range_coe (f : M₁ → M₂) (hf : f ∈ closure (set.range (coe_fn : (M₁ →ₛₗ[σ] M₂) → (M₁ → M₂)))) : M₁ →ₛₗ[σ] M₂
{ to_fun := f, map_smul' := (is_closed_set_of_map_smul M₁ M₂ σ).closure_subset_iff.2 (set.range_subset_iff.2 linear_map.map_smulₛₗ) hf, .. add_monoid_hom_of_mem_closure_range_coe f hf }
def
linear_map_of_mem_closure_range_coe
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "closure", "is_closed_set_of_map_smul", "linear_map.map_smulₛₗ", "set.range" ]
Constructs a bundled linear map from a function and a proof that this function belongs to the closure of the set of linear maps.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
linear_map_of_tendsto (f : M₁ → M₂) (g : α → M₁ →ₛₗ[σ] M₂) [l.ne_bot] (h : tendsto (λ a x, g a x) l (𝓝 f)) : M₁ →ₛₗ[σ] M₂
linear_map_of_mem_closure_range_coe f $ mem_closure_of_tendsto h $ eventually_of_forall $ λ a, set.mem_range_self _
def
linear_map_of_tendsto
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "linear_map_of_mem_closure_range_coe", "mem_closure_of_tendsto", "set.mem_range_self" ]
Construct a bundled linear map from a pointwise limit of linear maps
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
linear_map.is_closed_range_coe : is_closed (set.range (coe_fn : (M₁ →ₛₗ[σ] M₂) → (M₁ → M₂)))
is_closed_of_closure_subset $ λ f hf, ⟨linear_map_of_mem_closure_range_coe f hf, rfl⟩
lemma
linear_map.is_closed_range_coe
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "is_closed", "is_closed_of_closure_subset", "set.range" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
to_linear_map_eq_coe (f : M₁ →SL[σ₁₂] M₂) : f.to_linear_map = f
rfl
lemma
continuous_linear_map.to_linear_map_eq_coe
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
coe_injective : function.injective (coe : (M₁ →SL[σ₁₂] M₂) → (M₁ →ₛₗ[σ₁₂] M₂))
by { intros f g H, cases f, cases g, congr' }
theorem
continuous_linear_map.coe_injective
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
to_fun : has_coe_to_fun (M₁ →SL[σ₁₂] M₂) (λ _, M₁ → M₂)
⟨λ f, f.to_fun⟩
instance
continuous_linear_map.to_fun
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
coe_mk (f : M₁ →ₛₗ[σ₁₂] M₂) (h) : (mk f h : M₁ →ₛₗ[σ₁₂] M₂) = f
rfl
lemma
continuous_linear_map.coe_mk
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
coe_mk' (f : M₁ →ₛₗ[σ₁₂] M₂) (h) : (mk f h : M₁ → M₂) = f
rfl
lemma
continuous_linear_map.coe_mk'
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
continuous (f : M₁ →SL[σ₁₂] M₂) : continuous f
f.2
lemma
continuous_linear_map.continuous
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "continuous" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
uniform_continuous {E₁ E₂ : Type*} [uniform_space E₁] [uniform_space E₂] [add_comm_group E₁] [add_comm_group E₂] [module R₁ E₁] [module R₂ E₂] [uniform_add_group E₁] [uniform_add_group E₂] (f : E₁ →SL[σ₁₂] E₂) : uniform_continuous f
uniform_continuous_add_monoid_hom_of_continuous f.continuous
lemma
continuous_linear_map.uniform_continuous
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "add_comm_group", "module", "uniform_add_group", "uniform_continuous", "uniform_space" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
coe_inj {f g : M₁ →SL[σ₁₂] M₂} : (f : M₁ →ₛₗ[σ₁₂] M₂) = g ↔ f = g
coe_injective.eq_iff
lemma
continuous_linear_map.coe_inj
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
coe_fn_injective : @function.injective (M₁ →SL[σ₁₂] M₂) (M₁ → M₂) coe_fn
fun_like.coe_injective
theorem
continuous_linear_map.coe_fn_injective
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "fun_like.coe_injective" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
simps.apply (h : M₁ →SL[σ₁₂] M₂) : M₁ → M₂
h
def
continuous_linear_map.simps.apply
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
See Note [custom simps projection]. We need to specify this projection explicitly in this case, because it is a composition of multiple projections.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
simps.coe (h : M₁ →SL[σ₁₂] M₂) : M₁ →ₛₗ[σ₁₂] M₂
h initialize_simps_projections continuous_linear_map (to_linear_map_to_fun → apply, to_linear_map → coe)
def
continuous_linear_map.simps.coe
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "continuous_linear_map" ]
See Note [custom simps projection].
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
ext {f g : M₁ →SL[σ₁₂] M₂} (h : ∀ x, f x = g x) : f = g
fun_like.ext f g h
theorem
continuous_linear_map.ext
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "fun_like.ext" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
ext_iff {f g : M₁ →SL[σ₁₂] M₂} : f = g ↔ ∀ x, f x = g x
fun_like.ext_iff
theorem
continuous_linear_map.ext_iff
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "fun_like.ext_iff" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
copy (f : M₁ →SL[σ₁₂] M₂) (f' : M₁ → M₂) (h : f' = ⇑f) : M₁ →SL[σ₁₂] M₂
{ to_linear_map := f.to_linear_map.copy f' h, cont := show continuous f', from h.symm ▸ f.continuous }
def
continuous_linear_map.copy
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "cont", "continuous" ]
Copy of a `continuous_linear_map` with a new `to_fun` equal to the old one. Useful to fix definitional equalities.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
coe_copy (f : M₁ →SL[σ₁₂] M₂) (f' : M₁ → M₂) (h : f' = ⇑f) : ⇑(f.copy f' h) = f'
rfl
lemma
continuous_linear_map.coe_copy
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
copy_eq (f : M₁ →SL[σ₁₂] M₂) (f' : M₁ → M₂) (h : f' = ⇑f) : f.copy f' h = f
fun_like.ext' h
lemma
continuous_linear_map.copy_eq
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "fun_like.ext'" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
map_zero (f : M₁ →SL[σ₁₂] M₂) : f (0 : M₁) = 0
map_zero f
lemma
continuous_linear_map.map_zero
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
map_add (f : M₁ →SL[σ₁₂] M₂) (x y : M₁) : f (x + y) = f x + f y
map_add f x y
lemma
continuous_linear_map.map_add
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
map_smulₛₗ (f : M₁ →SL[σ₁₂] M₂) (c : R₁) (x : M₁) : f (c • x) = (σ₁₂ c) • f x
(to_linear_map _).map_smulₛₗ _ _
lemma
continuous_linear_map.map_smulₛₗ
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
map_smul [module R₁ M₂] (f : M₁ →L[R₁] M₂)(c : R₁) (x : M₁) : f (c • x) = c • f x
by simp only [ring_hom.id_apply, continuous_linear_map.map_smulₛₗ]
lemma
continuous_linear_map.map_smul
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "continuous_linear_map.map_smulₛₗ", "module", "ring_hom.id_apply" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
map_smul_of_tower {R S : Type*} [semiring S] [has_smul R M₁] [module S M₁] [has_smul R M₂] [module S M₂] [linear_map.compatible_smul M₁ M₂ R S] (f : M₁ →L[S] M₂) (c : R) (x : M₁) : f (c • x) = c • f x
linear_map.compatible_smul.map_smul f c x
lemma
continuous_linear_map.map_smul_of_tower
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "has_smul", "linear_map.compatible_smul", "module", "semiring" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
map_sum {ι : Type*} (f : M₁ →SL[σ₁₂] M₂) (s : finset ι) (g : ι → M₁) : f (∑ i in s, g i) = ∑ i in s, f (g i)
f.to_linear_map.map_sum
lemma
continuous_linear_map.map_sum
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "finset" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
coe_coe (f : M₁ →SL[σ₁₂] M₂) : ⇑(f : M₁ →ₛₗ[σ₁₂] M₂) = f
rfl
lemma
continuous_linear_map.coe_coe
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "coe_coe" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
ext_ring [topological_space R₁] {f g : R₁ →L[R₁] M₁} (h : f 1 = g 1) : f = g
coe_inj.1 $ linear_map.ext_ring h
theorem
continuous_linear_map.ext_ring
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "linear_map.ext_ring", "topological_space" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
ext_ring_iff [topological_space R₁] {f g : R₁ →L[R₁] M₁} : f = g ↔ f 1 = g 1
⟨λ h, h ▸ rfl, ext_ring⟩
theorem
continuous_linear_map.ext_ring_iff
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "topological_space" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
eq_on_closure_span [t2_space M₂] {s : set M₁} {f g : M₁ →SL[σ₁₂] M₂} (h : set.eq_on f g s) : set.eq_on f g (closure (submodule.span R₁ s : set M₁))
(linear_map.eq_on_span' h).closure f.continuous g.continuous
lemma
continuous_linear_map.eq_on_closure_span
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "closure", "linear_map.eq_on_span'", "set.eq_on", "submodule.span", "t2_space" ]
If two continuous linear maps are equal on a set `s`, then they are equal on the closure of the `submodule.span` of this set.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
ext_on [t2_space M₂] {s : set M₁} (hs : dense (submodule.span R₁ s : set M₁)) {f g : M₁ →SL[σ₁₂] M₂} (h : set.eq_on f g s) : f = g
ext $ λ x, eq_on_closure_span h (hs x)
lemma
continuous_linear_map.ext_on
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "dense", "set.eq_on", "submodule.span", "t2_space" ]
If the submodule generated by a set `s` is dense in the ambient module, then two continuous linear maps equal on `s` are equal.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
_root_.submodule.topological_closure_map [ring_hom_surjective σ₁₂] [topological_space R₁] [topological_space R₂] [has_continuous_smul R₁ M₁] [has_continuous_add M₁] [has_continuous_smul R₂ M₂] [has_continuous_add M₂] (f : M₁ →SL[σ₁₂] M₂) (s : submodule R₁ M₁) : (s.topological_closure.map (f : M₁ →ₛₗ[σ₁₂] M₂)) ≤...
image_closure_subset_closure_image f.continuous
lemma
submodule.topological_closure_map
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "has_continuous_add", "has_continuous_smul", "image_closure_subset_closure_image", "ring_hom_surjective", "submodule", "topological_space" ]
Under a continuous linear map, the image of the `topological_closure` of a submodule is contained in the `topological_closure` of its image.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
_root_.dense_range.topological_closure_map_submodule [ring_hom_surjective σ₁₂] [topological_space R₁] [topological_space R₂] [has_continuous_smul R₁ M₁] [has_continuous_add M₁] [has_continuous_smul R₂ M₂] [has_continuous_add M₂] {f : M₁ →SL[σ₁₂] M₂} (hf' : dense_range f) {s : submodule R₁ M₁} (hs : s.topological_...
begin rw set_like.ext'_iff at hs ⊢, simp only [submodule.topological_closure_coe, submodule.top_coe, ← dense_iff_closure_eq] at hs ⊢, exact hf'.dense_image f.continuous hs end
lemma
dense_range.topological_closure_map_submodule
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "dense_iff_closure_eq", "dense_range", "has_continuous_add", "has_continuous_smul", "ring_hom_surjective", "set_like.ext'_iff", "submodule", "submodule.top_coe", "submodule.topological_closure_coe", "topological_space" ]
Under a dense continuous linear map, a submodule whose `topological_closure` is `⊤` is sent to another such submodule. That is, the image of a dense set under a map with dense range is dense.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
smul_apply (c : S₂) (f : M₁ →SL[σ₁₂] M₂) (x : M₁) : (c • f) x = c • (f x)
rfl
lemma
continuous_linear_map.smul_apply
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
coe_smul (c : S₂) (f : M₁ →SL[σ₁₂] M₂) : (↑(c • f) : M₁ →ₛₗ[σ₁₂] M₂) = c • f
rfl
lemma
continuous_linear_map.coe_smul
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
coe_smul' (c : S₂) (f : M₁ →SL[σ₁₂] M₂) : ⇑(c • f) = c • f
rfl
lemma
continuous_linear_map.coe_smul'
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
default_def : (default : M₁ →SL[σ₁₂] M₂) = 0
rfl
lemma
continuous_linear_map.default_def
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
zero_apply (x : M₁) : (0 : M₁ →SL[σ₁₂] M₂) x = 0
rfl
lemma
continuous_linear_map.zero_apply
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
coe_zero : ((0 : M₁ →SL[σ₁₂] M₂) : M₁ →ₛₗ[σ₁₂] M₂) = 0
rfl
lemma
continuous_linear_map.coe_zero
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
coe_zero' : ⇑(0 : M₁ →SL[σ₁₂] M₂) = 0
rfl
lemma
continuous_linear_map.coe_zero'
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
unique_of_left [subsingleton M₁] : unique (M₁ →SL[σ₁₂] M₂)
coe_injective.unique
instance
continuous_linear_map.unique_of_left
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "unique" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
unique_of_right [subsingleton M₂] : unique (M₁ →SL[σ₁₂] M₂)
coe_injective.unique
instance
continuous_linear_map.unique_of_right
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "unique" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
exists_ne_zero {f : M₁ →SL[σ₁₂] M₂} (hf : f ≠ 0) : ∃ x, f x ≠ 0
by { by_contra' h, exact hf (continuous_linear_map.ext h) }
lemma
continuous_linear_map.exists_ne_zero
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "continuous_linear_map.ext" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
id : M₁ →L[R₁] M₁
⟨linear_map.id, continuous_id⟩
def
continuous_linear_map.id
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
the identity map as a continuous linear map.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
one_def : (1 : M₁ →L[R₁] M₁) = id R₁ M₁
rfl
lemma
continuous_linear_map.one_def
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
id_apply (x : M₁) : id R₁ M₁ x = x
rfl
lemma
continuous_linear_map.id_apply
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
coe_id : (id R₁ M₁ : M₁ →ₗ[R₁] M₁) = linear_map.id
rfl
lemma
continuous_linear_map.coe_id
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "linear_map.id" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
coe_id' : ⇑(id R₁ M₁) = _root_.id
rfl
lemma
continuous_linear_map.coe_id'
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
coe_eq_id {f : M₁ →L[R₁] M₁} : (f : M₁ →ₗ[R₁] M₁) = linear_map.id ↔ f = id _ _
by rw [← coe_id, coe_inj]
lemma
continuous_linear_map.coe_eq_id
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "linear_map.id" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
one_apply (x : M₁) : (1 : M₁ →L[R₁] M₁) x = x
rfl
lemma
continuous_linear_map.one_apply
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
add_apply (f g : M₁ →SL[σ₁₂] M₂) (x : M₁) : (f + g) x = f x + g x
rfl
lemma
continuous_linear_map.add_apply
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
coe_add (f g : M₁ →SL[σ₁₂] M₂) : (↑(f + g) : M₁ →ₛₗ[σ₁₂] M₂) = f + g
rfl
lemma
continuous_linear_map.coe_add
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
coe_add' (f g : M₁ →SL[σ₁₂] M₂) : ⇑(f + g) = f + g
rfl
lemma
continuous_linear_map.coe_add'
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
coe_sum {ι : Type*} (t : finset ι) (f : ι → M₁ →SL[σ₁₂] M₂) : ↑(∑ d in t, f d) = (∑ d in t, f d : M₁ →ₛₗ[σ₁₂] M₂)
(add_monoid_hom.mk (coe : (M₁ →SL[σ₁₂] M₂) → (M₁ →ₛₗ[σ₁₂] M₂)) rfl (λ _ _, rfl)).map_sum _ _
lemma
continuous_linear_map.coe_sum
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "finset" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
coe_sum' {ι : Type*} (t : finset ι) (f : ι → M₁ →SL[σ₁₂] M₂) : ⇑(∑ d in t, f d) = ∑ d in t, f d
by simp only [← coe_coe, coe_sum, linear_map.coe_fn_sum]
lemma
continuous_linear_map.coe_sum'
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "coe_coe", "finset", "linear_map.coe_fn_sum" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
sum_apply {ι : Type*} (t : finset ι) (f : ι → M₁ →SL[σ₁₂] M₂) (b : M₁) : (∑ d in t, f d) b = ∑ d in t, f d b
by simp only [coe_sum', finset.sum_apply]
lemma
continuous_linear_map.sum_apply
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "finset" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
comp (g : M₂ →SL[σ₂₃] M₃) (f : M₁ →SL[σ₁₂] M₂) : M₁ →SL[σ₁₃] M₃
⟨(g : M₂ →ₛₗ[σ₂₃] M₃).comp ↑f, g.2.comp f.2⟩
def
continuous_linear_map.comp
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
Composition of bounded linear maps.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
coe_comp (h : M₂ →SL[σ₂₃] M₃) (f : M₁ →SL[σ₁₂] M₂) : (h.comp f : M₁ →ₛₗ[σ₁₃] M₃) = (h : M₂ →ₛₗ[σ₂₃] M₃).comp (f : M₁ →ₛₗ[σ₁₂] M₂)
rfl
lemma
continuous_linear_map.coe_comp
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
coe_comp' (h : M₂ →SL[σ₂₃] M₃) (f : M₁ →SL[σ₁₂] M₂) : ⇑(h.comp f) = h ∘ f
rfl
lemma
continuous_linear_map.coe_comp'
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
comp_apply (g : M₂ →SL[σ₂₃] M₃) (f : M₁ →SL[σ₁₂] M₂) (x : M₁) : (g.comp f) x = g (f x)
rfl
lemma
continuous_linear_map.comp_apply
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
comp_id (f : M₁ →SL[σ₁₂] M₂) : f.comp (id R₁ M₁) = f
ext $ λ x, rfl
theorem
continuous_linear_map.comp_id
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
id_comp (f : M₁ →SL[σ₁₂] M₂) : (id R₂ M₂).comp f = f
ext $ λ x, rfl
theorem
continuous_linear_map.id_comp
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
comp_zero (g : M₂ →SL[σ₂₃] M₃) : g.comp (0 : M₁ →SL[σ₁₂] M₂) = 0
by { ext, simp }
theorem
continuous_linear_map.comp_zero
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
zero_comp (f : M₁ →SL[σ₁₂] M₂) : (0 : M₂ →SL[σ₂₃] M₃).comp f = 0
by { ext, simp }
theorem
continuous_linear_map.zero_comp
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
comp_add [has_continuous_add M₂] [has_continuous_add M₃] (g : M₂ →SL[σ₂₃] M₃) (f₁ f₂ : M₁ →SL[σ₁₂] M₂) : g.comp (f₁ + f₂) = g.comp f₁ + g.comp f₂
by { ext, simp }
lemma
continuous_linear_map.comp_add
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "has_continuous_add" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
add_comp [has_continuous_add M₃] (g₁ g₂ : M₂ →SL[σ₂₃] M₃) (f : M₁ →SL[σ₁₂] M₂) : (g₁ + g₂).comp f = g₁.comp f + g₂.comp f
by { ext, simp }
lemma
continuous_linear_map.add_comp
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "has_continuous_add" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
comp_assoc {R₄ : Type*} [semiring R₄] [module R₄ M₄] {σ₁₄ : R₁ →+* R₄} {σ₂₄ : R₂ →+* R₄} {σ₃₄ : R₃ →+* R₄} [ring_hom_comp_triple σ₁₃ σ₃₄ σ₁₄] [ring_hom_comp_triple σ₂₃ σ₃₄ σ₂₄] [ring_hom_comp_triple σ₁₂ σ₂₄ σ₁₄] (h : M₃ →SL[σ₃₄] M₄) (g : M₂ →SL[σ₂₃] M₃) (f : M₁ →SL[σ₁₂] M₂) : (h.comp g).comp f = h.comp (g.comp ...
rfl
theorem
continuous_linear_map.comp_assoc
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "module", "ring_hom_comp_triple", "semiring" ]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
mul_def (f g : M₁ →L[R₁] M₁) : f * g = f.comp g
rfl
lemma
continuous_linear_map.mul_def
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
coe_mul (f g : M₁ →L[R₁] M₁) : ⇑(f * g) = f ∘ g
rfl
lemma
continuous_linear_map.coe_mul
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
mul_apply (f g : M₁ →L[R₁] M₁) (x : M₁) : (f * g) x = f (g x)
rfl
lemma
continuous_linear_map.mul_apply
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[]
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83
to_linear_map_ring_hom [has_continuous_add M₁] : (M₁ →L[R₁] M₁) →+* (M₁ →ₗ[R₁] M₁)
{ to_fun := to_linear_map, map_zero' := rfl, map_one' := rfl, map_add' := λ _ _, rfl, map_mul' := λ _ _, rfl }
def
continuous_linear_map.to_linear_map_ring_hom
topology.algebra.module
src/topology/algebra/module/basic.lean
[ "topology.algebra.ring.basic", "topology.algebra.mul_action", "topology.algebra.uniform_group", "topology.continuous_function.basic", "topology.uniform_space.uniform_embedding", "algebra.algebra.basic", "linear_algebra.projection", "linear_algebra.pi" ]
[ "has_continuous_add" ]
`continuous_linear_map.to_linear_map` as a `ring_hom`.
https://github.com/leanprover-community/mathlib
65a1391a0106c9204fe45bc73a039f056558cb83