fact
stringlengths
1
2.11k
type
stringclasses
27 values
library
stringclasses
888 values
imports
listlengths
0
81
filename
stringlengths
9
106
symbolic_name
stringlengths
1
113
docstring
stringlengths
0
1.34k
ebind2letRETURN_refine[refine2]: assumes "ERETURN x \<le> \<Down>\<^sub>E E R' M'" assumes "\<And>x'. (x,x')\<in>R' \<Longrightarrow> ERETURN (f x) \<le> \<Down>\<^sub>E E R (f' x')" shows "ERETURN (Let x f) \<le> \<Down>\<^sub>E E R (ebind M' (\<lambda>x'. f' x'))" using assms apply (simp add: pw_ele_iff ref...
lemma
VerifyThis2018
[ "Refine_Monadic.Refine_Monadic", "DRAT_Misc" ]
VerifyThis2018/lib/Exc_Nres_Monad.thy
ebind2letRETURN_refine
null
ERETURN_as_SPEC_refine[refine2]: assumes "RELATES R" assumes "M \<le> ESPEC (\<lambda>_. False) (\<lambda>c. (c,a)\<in>R)" shows "M \<le> \<Down>\<^sub>E E R (ERETURN a)" using assms by (simp add: pw_ele_iff refine_pw_simps)
lemma
VerifyThis2018
[ "Refine_Monadic.Refine_Monadic", "DRAT_Misc" ]
VerifyThis2018/lib/Exc_Nres_Monad.thy
ERETURN_as_SPEC_refine
null
if_ERETURN_refine[refine2]: assumes "b \<longleftrightarrow> b'" assumes "\<lbrakk>b;b'\<rbrakk> \<Longrightarrow> ERETURN S1 \<le> \<Down>\<^sub>E E R S1'" assumes "\<lbrakk>\<not>b;\<not>b'\<rbrakk> \<Longrightarrow> ERETURN S2 \<le> \<Down>\<^sub>E E R S2'" shows "ERETURN (if b then S1 else S2) \<le> \<Down>...
lemma
VerifyThis2018
[ "Refine_Monadic.Refine_Monadic", "DRAT_Misc" ]
VerifyThis2018/lib/Exc_Nres_Monad.thy
if_ERETURN_refine
null
enres_lift:: "'a nres \<Rightarrow> (_,'a) enres" where "enres_lift m \<equiv> do { x \<leftarrow> m; RETURN (Inr x) }"
definition
VerifyThis2018
[ "Refine_Monadic.Refine_Monadic", "DRAT_Misc" ]
VerifyThis2018/lib/Exc_Nres_Monad.thy
enres_lift
Breaking down enres-monad
enres_lift_rule[refine_vcg]: "m\<le>SPEC \<Phi> \<Longrightarrow> enres_lift m \<le> ESPEC E \<Phi>" by (auto simp: pw_ele_iff pw_le_iff refine_pw_simps enres_lift_def) named_theorems_rev enres_breakdown
lemma
VerifyThis2018
[ "Refine_Monadic.Refine_Monadic", "DRAT_Misc" ]
VerifyThis2018/lib/Exc_Nres_Monad.thy
enres_lift_rule
Breaking down enres-monad
enres_lift_fail[simp]: "enres_lift FAIL = FAIL" unfolding enres_lift_def by auto
lemma
VerifyThis2018
[ "Refine_Monadic.Refine_Monadic", "DRAT_Misc" ]
VerifyThis2018/lib/Exc_Nres_Monad.thy
enres_lift_fail
null
option_case_enbd[enres_breakdown]: "case_option (enres_lift fn) (\<lambda>v. enres_lift (fs v)) = (\<lambda>x. enres_lift (case_option fn fs x))" by (auto split: option.split) named_theorems enres_inline method opt_enres_unfold = ((unfold enres_inline)?; (unfold enres_monad_laws)?; (unfold enres_breakdown)?; (rule ...
lemma
VerifyThis2018
[ "Refine_Monadic.Refine_Monadic", "DRAT_Misc" ]
VerifyThis2018/lib/Exc_Nres_Monad.thy
option_case_enbd
null
CHECK_monadic_rule_iff: "(CHECK_monadic c e \<le> ESPEC E P) \<longleftrightarrow> (c \<le> ESPEC E (\<lambda>r. (r \<longrightarrow> P ()) \<and> (\<not>r \<longrightarrow> E e)))" by (auto simp: pw_ele_iff CHECK_monadic_def refine_pw_simps) lemma CHECK_monadic_pw[refine_pw_simps]: "nofail (CHECK_monadic...
lemma
VerifyThis2018
[ "Refine_Monadic.Refine_Monadic", "DRAT_Misc" ]
VerifyThis2018/lib/Exc_Nres_Monad.thy
CHECK_monadic_rule_iff
More Combinators CHECK-Monadic
prep_termt = let val nidx = maxidx_of_term t + 1 val t = map_aterms (fn @{mpat (typs) "\<hole>::?'v_T"} => Var (("HOLE",nidx),T) | v as Var ((name,_),T) => if String.isPrefix "_" name then v else Var (("_"^name,nidx),T) | t => t ) t |> Term_Subst.zero_var_indexe...
fun
VerifyThis2018
[ "Automatic_Refinement.Refine_Lib", "HOL-Library.Rewrite", "Refine_Imperative_HOL.Sepref_Misc", "keywords", "synth_definition", "::", "thy_goal" ]
VerifyThis2018/lib/Synth_Definition.thy
prep_term
null
nfoldli_upt_rule: assumes INTV: "lb\<le>ub" assumes I0: "I lb \<sigma>0" assumes IS: "\<And>i \<sigma>. \<lbrakk> lb\<le>i; i<ub; I i \<sigma>; c \<sigma> \<rbrakk> \<Longrightarrow> f i \<sigma> \<le> SPEC (I (i+1))" assumes FNC: "\<And>i \<sigma>. \<lbrakk> lb\<le>i; i\<le>ub; I i \<sigma>; \<not>c \<sigma> \...
lemma
VerifyThis2018
[ "Array_Map_Default", "Dynamic_Array", "Synth_Definition", "Exc_Nres_Monad" ]
VerifyThis2018/lib/VTcomp.thy
nfoldli_upt_rule
Extra Stuff We added this stuff as preparation for the competition. Specialized Rules for Foreach Loops
efor_rule: assumes INTV: "lb\<le>ub" assumes I0: "I lb \<sigma>0" assumes IS: "\<And>i \<sigma>. \<lbrakk> lb\<le>i; i<ub; I i \<sigma> \<rbrakk> \<Longrightarrow> f i \<sigma> \<le> ESPEC E (I (i+1))" assumes FC: "\<And>\<sigma>. \<lbrakk> I ub \<sigma> \<rbrakk> \<Longrightarrow> P \<sigma>" shows "efor lb ...
lemma
VerifyThis2018
[ "Array_Map_Default", "Dynamic_Array", "Synth_Definition", "Exc_Nres_Monad" ]
VerifyThis2018/lib/VTcomp.thy
efor_rule
null
blit_len[simp]: "si + len \<le> length src \<and> di + len \<le> length dst \<Longrightarrow> length (op_list_blit src si dst di len) = length dst" by (auto simp: op_list_blit_def) context notes [fcomp_norm_unfold] = array_assn_def[symmetric] begin lemma array_blit_hnr_aux: "(uncurry4 (\<l...
lemma
VerifyThis2018
[ "Array_Map_Default", "Dynamic_Array", "Synth_Definition", "Exc_Nres_Monad" ]
VerifyThis2018/lib/VTcomp.thy
blit_len
null
ebind:: "('e,'a) enres \<Rightarrow> ('a \<Rightarrow> ('e,'b) enres) \<Rightarrow> ('e,'b) enres" where [enres_unfolds]: "ebind m f \<equiv> do { x \<leftarrow> m; case x of Inl e \<Rightarrow> RETURN (Inl e) | Inr x \<Rightarrow> f x }"
definition
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
ebind
Unfolding theorems from enres to nres
EASSUME_simps[simp]: "EASSUME True = ERETURN ()" "EASSUME False = SUCCEED" unfolding EASSUME_def by auto
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
EASSUME_simps
null
EASSERT_simps[simp]: "EASSERT True = ERETURN ()" "EASSERT False = FAIL" unfolding EASSERT_def by auto
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
EASSERT_simps
null
CHECK_simps[simp]: "CHECK True e = ERETURN ()" "CHECK False e = THROW e" unfolding CHECK_def by auto
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
CHECK_simps
null
pw_ESPEC[simp, refine_pw_simps]: "nofail (ESPEC \<Phi> \<Psi>)" "inres (ESPEC \<Phi> \<Psi>) (Inl e) \<longleftrightarrow> \<Phi> e" "inres (ESPEC \<Phi> \<Psi>) (Inr x) \<longleftrightarrow> \<Psi> x" unfolding enres_unfolds by auto
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
pw_ESPEC
null
pw_ERETURN[simp, refine_pw_simps]: "nofail (ERETURN x)" "\<not>inres (ERETURN x) (Inl e)" "inres (ERETURN x) (Inr y) \<longleftrightarrow> x=y" unfolding enres_unfolds by auto
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
pw_ERETURN
null
pw_ebind[refine_pw_simps]: "nofail (ebind m f) \<longleftrightarrow> nofail m \<and> (\<forall>x. inres m (Inr x) \<longrightarrow> nofail (f x))" "inres (ebind m f) (Inl e) \<longleftrightarrow> inres m (Inl e) \<or> (\<exists>x. inres m (Inr x) \<and> inres (f x) (Inl e))" "inres (ebind m f) (Inr x) \<longleftr...
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
pw_ebind
null
pw_THROW[simp,refine_pw_simps]: "nofail (THROW e)" "inres (THROW e) (Inl f) \<longleftrightarrow> f=e" "\<not>inres (THROW e) (Inr x)" unfolding enres_unfolds by (auto simp: refine_pw_simps)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
pw_THROW
null
pw_CHECK[simp, refine_pw_simps]: "nofail (CHECK \<Phi> e)" "inres (CHECK \<Phi> e) (Inl f) \<longleftrightarrow> \<not>\<Phi> \<and> f=e" "inres (CHECK \<Phi> e) (Inr u) \<longleftrightarrow> \<Phi>" unfolding enres_unfolds by (auto simp: refine_pw_simps)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
pw_CHECK
null
pw_EASSUME[simp, refine_pw_simps]: "nofail (EASSUME \<Phi>)" "\<not>inres (EASSUME \<Phi>) (Inl e)" "inres (EASSUME \<Phi>) (Inr u) \<longleftrightarrow> \<Phi>" unfolding EASSUME_def by (auto simp: refine_pw_simps)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
pw_EASSUME
null
pw_EASSERT[simp, refine_pw_simps]: "nofail (EASSERT \<Phi>) \<longleftrightarrow> \<Phi>" "inres (EASSERT \<Phi>) (Inr u)" "inres (EASSERT \<Phi>) (Inl e) \<longleftrightarrow> \<not>\<Phi>" unfolding EASSERT_def by (auto simp: refine_pw_simps)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
pw_EASSERT
null
pw_CATCH[refine_pw_simps]: "nofail (CATCH m h) \<longleftrightarrow> (nofail m \<and> (\<forall>x. inres m (Inl x) \<longrightarrow> nofail (h x)))" "inres (CATCH m h) (Inl e) \<longleftrightarrow> (nofail m \<longrightarrow> (\<exists>e'. inres m (Inl e') \<and> inres (h e') (Inl e)))" "inres (CATCH m h) (Inr x)...
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
pw_CATCH
null
pw_ele_iff: "m \<le> n \<longleftrightarrow> (nofail n \<longrightarrow> nofail m \<and> (\<forall>e. inres m (Inl e) \<longrightarrow> inres n (Inl e)) \<and> (\<forall>x. inres m (Inr x) \<longrightarrow> inres n (Inr x)) )" apply (auto simp: pw_le_iff) by (metis sum.exhaust_sel)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
pw_ele_iff
null
pw_eeq_iff: "m = n \<longleftrightarrow> (nofail m \<longleftrightarrow> nofail n) \<and> (\<forall>e. inres m (Inl e) \<longleftrightarrow> inres n (Inl e)) \<and> (\<forall>x. inres m (Inr x) \<longleftrightarrow> inres n (Inr x))" apply (auto simp: pw_eq_iff) by (metis sum.exhaust_sel)+
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
pw_eeq_iff
null
enres_monad_laws[simp]: "ebind (ERETURN x) f = f x" "ebind m (ERETURN) = m" "ebind (ebind m f) g = ebind m (\<lambda>x. ebind (f x) g)" by (auto simp: pw_eeq_iff refine_pw_simps)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
enres_monad_laws
null
enres_additional_laws[simp]: "ebind (THROW e) f = THROW e" "CATCH (THROW e) h = h e" "CATCH (ERETURN x) h = ERETURN x" "CATCH m THROW = m" apply (auto simp: pw_eeq_iff refine_pw_simps) done lemmas ESPEC_trans = order_trans[where z="ESPEC Error_Postcond Normal_Postcond" for Error_Postcond Normal_Postcond, ze...
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
enres_additional_laws
null
ESPEC_cons: assumes "m \<le> ESPEC E Q" assumes "\<And>e. E e \<Longrightarrow> E' e" assumes "\<And>x. Q x \<Longrightarrow> Q' x" shows "m \<le> ESPEC E' Q'" using assms by (auto simp: pw_ele_iff)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
ESPEC_cons
null
ebind_rule_iff: "doE { x\<leftarrow>m; f x } \<le> ESPEC \<Phi> \<Psi> \<longleftrightarrow> m \<le> ESPEC \<Phi> (\<lambda>x. f x \<le> ESPEC \<Phi> \<Psi>)" by (auto simp: pw_ele_iff refine_pw_simps) lemmas ebind_rule[refine_vcg] = ebind_rule_iff[THEN iffD2]
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
ebind_rule_iff
null
ERETURN_rule_iff[simp]: "ERETURN x \<le> ESPEC \<Phi> \<Psi> \<longleftrightarrow> \<Psi> x" by (auto simp: pw_ele_iff refine_pw_simps) lemmas ERETURN_rule[refine_vcg] = ERETURN_rule_iff[THEN iffD2]
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
ERETURN_rule_iff
null
ESPEC_rule_iff: "ESPEC \<Phi> \<Psi> \<le> ESPEC \<Phi>' \<Psi>' \<longleftrightarrow> (\<forall>e. \<Phi> e \<longrightarrow> \<Phi>' e) \<and> (\<forall>x. \<Psi> x \<longrightarrow> \<Psi>' x)" by (auto simp: pw_ele_iff refine_pw_simps) lemmas ESPEC_rule[refine_vcg] = ESPEC_rule_iff[THEN iffD2]
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
ESPEC_rule_iff
null
THROW_rule_iff: "THROW e \<le> ESPEC \<Phi> \<Psi> \<longleftrightarrow> \<Phi> e" by (auto simp: pw_ele_iff refine_pw_simps) lemmas THROW_rule[refine_vcg] = THROW_rule_iff[THEN iffD2]
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
THROW_rule_iff
null
CATCH_rule_iff: "CATCH m h \<le> ESPEC \<Phi> \<Psi> \<longleftrightarrow> m \<le> ESPEC (\<lambda>e. h e \<le> ESPEC \<Phi> \<Psi>) \<Psi>" by (auto simp: pw_ele_iff refine_pw_simps) lemmas CATCH_rule[refine_vcg] = CATCH_rule_iff[THEN iffD2]
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
CATCH_rule_iff
null
CHECK_rule_iff: "CHECK c e \<le> ESPEC \<Phi> \<Psi> \<longleftrightarrow> (c \<longrightarrow> \<Psi> ()) \<and> (\<not>c \<longrightarrow> \<Phi> e)" by (auto simp: pw_ele_iff refine_pw_simps)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
CHECK_rule_iff
null
CHECK_rule[refine_vcg]: assumes "c \<Longrightarrow> \<Psi> ()" assumes "\<not>c \<Longrightarrow> \<Phi> e" shows "CHECK c e \<le> ESPEC \<Phi> \<Psi>" using assms by (simp add: CHECK_rule_iff)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
CHECK_rule
null
EASSUME_rule[refine_vcg]: "\<lbrakk>\<Phi> \<Longrightarrow> \<Psi> ()\<rbrakk> \<Longrightarrow> EASSUME \<Phi> \<le> ESPEC E \<Psi>" by (cases \<Phi>) auto
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
EASSUME_rule
null
EASSERT_rule[refine_vcg]: "\<lbrakk>\<Phi>; \<Phi> \<Longrightarrow> \<Psi> ()\<rbrakk> \<Longrightarrow> EASSERT \<Phi> \<le> ESPEC E \<Psi>" by auto
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
EASSERT_rule
null
eprod_rule[refine_vcg]: "\<lbrakk>\<And>a b. p=(a,b) \<Longrightarrow> S a b \<le> ESPEC \<Phi> \<Psi>\<rbrakk> \<Longrightarrow> (case p of (a,b) \<Rightarrow> S a b) \<le> ESPEC \<Phi> \<Psi>" by (auto split: prod.split)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
eprod_rule
null
eprod2_rule[refine_vcg]: assumes "\<And>a b c d. \<lbrakk>ab=(a,b); cd=(c,d)\<rbrakk> \<Longrightarrow> f a b c d \<le> ESPEC \<Phi> \<Psi>" shows "(\<lambda>(a,b) (c,d). f a b c d) ab cd \<le> ESPEC \<Phi> \<Psi>" using assms by (auto split: prod.split)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
eprod2_rule
TODO: Add a simplifier setup that normalizes nested case-expressions to the vcg!
eif_rule[refine_vcg]: "\<lbrakk> b \<Longrightarrow> S1 \<le> ESPEC \<Phi> \<Psi>; \<not>b \<Longrightarrow> S2 \<le> ESPEC \<Phi> \<Psi>\<rbrakk> \<Longrightarrow> (if b then S1 else S2) \<le> ESPEC \<Phi> \<Psi>" by (auto)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
eif_rule
null
eoption_rule[refine_vcg]: "\<lbrakk> v=None \<Longrightarrow> S1 \<le> ESPEC \<Phi> \<Psi>; \<And>x. v=Some x \<Longrightarrow> f2 x \<le> ESPEC \<Phi> \<Psi>\<rbrakk> \<Longrightarrow> case_option S1 f2 v \<le> ESPEC \<Phi> \<Psi>" by (auto split: option.split)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
eoption_rule
null
eLet_rule[refine_vcg]: "f v \<le> ESPEC \<Phi> \<Psi> \<Longrightarrow> (let x=v in f x) \<le> ESPEC \<Phi> \<Psi>" by simp
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
eLet_rule
null
eLet_rule': assumes "\<And>x. x=v \<Longrightarrow> f x \<le> ESPEC \<Phi> \<Psi>" shows "Let v (\<lambda>x. f x) \<le> ESPEC \<Phi> \<Psi>" using assms by simp
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
eLet_rule'
null
EWHILEIT_rule[refine_vcg]: assumes WF: "wf R" and I0: "I s\<^sub>0" and IS: "\<And>s. \<lbrakk>I s; b s; (s,s\<^sub>0)\<in>R\<^sup>*\<rbrakk> \<Longrightarrow> f s \<le> ESPEC E (\<lambda>s'. I s' \<and> (s', s) \<in> R)" and IMP: "\<And>s. \<lbrakk>I s; \<not> b s; (s,s\<^sub>0)\<in>R\<^sup>*\<rbrakk> \<...
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
EWHILEIT_rule
null
EWHILET_rule: assumes WF: "wf R" and I0: "I s\<^sub>0" and IS: "\<And>s. \<lbrakk>I s; b s; (s,s\<^sub>0)\<in>R\<^sup>*\<rbrakk> \<Longrightarrow> f s \<le> ESPEC E (\<lambda>s'. I s' \<and> (s', s) \<in> R)" and IMP: "\<And>s. \<lbrakk>I s; \<not> b s; (s,s\<^sub>0)\<in>R\<^sup>*\<rbrakk> \<Longrightarro...
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
EWHILET_rule
null
EWHILEIT_weaken: assumes "\<And>x. I x \<Longrightarrow> I' x" shows "EWHILEIT I' b f x \<le> EWHILEIT I b f x" unfolding enres_unfolds apply (rule WHILEIT_weaken) using assms by (auto split: sum.split)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
EWHILEIT_weaken
null
EWHILEIT_expinv_rule: assumes WF: "wf R" and I0: "I s\<^sub>0" and IS: "\<And>s. \<lbrakk>I s; b s; (s,s\<^sub>0)\<in>R\<^sup>*\<rbrakk> \<Longrightarrow> f s \<le> ESPEC E (\<lambda>s'. I s' \<and> (s', s) \<in> R)" and IMP: "\<And>s. \<lbrakk>I s; \<not> b s; (s,s\<^sub>0)\<in>R\<^sup>*\<rbrakk> \<Longr...
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
EWHILEIT_expinv_rule
Explicitly specify a different invariant.
enfoldli_simps[simp]: "enfoldli [] c f s = ERETURN s" "enfoldli (x#ls) c f s = (if c s then doE { s\<leftarrow>f x s; enfoldli ls c f s} else ERETURN s)" unfolding enres_unfolds by (auto split: sum.split intro!: arg_cong[where f = "Refine_Basic.bind _"] ext)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
enfoldli_simps
null
enfoldli_rule: assumes I0: "I [] l0 \<sigma>0" assumes IS: "\<And>x l1 l2 \<sigma>. \<lbrakk> l0=l1@x#l2; I l1 (x#l2) \<sigma>; c \<sigma> \<rbrakk> \<Longrightarrow> f x \<sigma> \<le> ESPEC E (I (l1@[x]) l2)" assumes FNC: "\<And>l1 l2 \<sigma>. \<lbrakk> l0=l1@l2; I l1 l2 \<sigma>; \<not>c \<sigma> \<rbrakk> \<...
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
enfoldli_rule
null
sum_rel_conv: "(Inl l, s') \<in> \<langle>L,R\<rangle>sum_rel \<longleftrightarrow> (\<exists>l'. s'=Inl l' \<and> (l,l')\<in>L)" "(Inr r, s') \<in> \<langle>L,R\<rangle>sum_rel \<longleftrightarrow> (\<exists>r'. s'=Inr r' \<and> (r,r')\<in>R)" "(s, Inl l') \<in> \<langle>L,R\<rangle>sum_rel \<longleftrightarrow...
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
sum_rel_conv
Data Refinement
econc_fun("\<Down>\<^sub>E") where [enres_unfolds]: "econc_fun E R \<equiv> \<Down>(\<langle>E,R\<rangle>sum_rel)"
definition
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
econc_fun
null
RELATES_pat_erefine[refine_dref_pattern]: "\<lbrakk>RELATES R; mi \<le>\<Down>\<^sub>E E R m \<rbrakk> \<Longrightarrow> mi \<le>\<Down>\<^sub>E E R m" .
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
RELATES_pat_erefine
null
pw_econc_iff[refine_pw_simps]: "inres (\<Down>\<^sub>E E R m) (Inl ei) \<longleftrightarrow> (nofail m \<longrightarrow> (\<exists>e. inres m (Inl e) \<and> (ei,e)\<in>E))" "inres (\<Down>\<^sub>E E R m) (Inr xi) \<longleftrightarrow> (nofail m \<longrightarrow> (\<exists>x. inres m (Inr x) \<and> (xi,x)\<in>R))" ...
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
pw_econc_iff
null
econc_fun_id[simp]: "\<Down>\<^sub>E Id Id = (\<lambda>x. x)" by (auto simp: pw_eeq_iff refine_pw_simps intro!: ext)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
econc_fun_id
null
econc_fun_ESPEC: "\<Down>\<^sub>E E R (ESPEC \<Phi> \<Psi>) = ESPEC (\<lambda>ei. \<exists>e. (ei,e)\<in>E \<and> \<Phi> e) (\<lambda>ri. \<exists>r. (ri,r)\<in>R \<and> \<Psi> r)" by (auto simp: pw_eeq_iff refine_pw_simps)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
econc_fun_ESPEC
null
econc_fun_ERETURN: "\<Down>\<^sub>E E R (ERETURN x) = ESPEC (\<lambda>_. False) (\<lambda>xi. (xi,x)\<in>R)" by (auto simp: pw_eeq_iff refine_pw_simps)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
econc_fun_ERETURN
null
econc_fun_univ_id[simp]: "\<Down>\<^sub>E UNIV Id (ESPEC \<Phi> \<Psi>) = ESPEC (\<lambda>_. Ex \<Phi>) \<Psi>" by (auto simp: pw_eeq_iff refine_pw_simps)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
econc_fun_univ_id
null
erefine_same_sup_Id[simp]: "\<lbrakk> Id\<subseteq>E; Id\<subseteq>R \<rbrakk> \<Longrightarrow> m \<le>\<Down>\<^sub>E E R m" by (auto simp: pw_ele_iff refine_pw_simps)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
erefine_same_sup_Id
null
econc_mono3: "m\<le>m' \<Longrightarrow> \<Down>\<^sub>E E R m \<le> \<Down>\<^sub>E E R m'" by (auto simp: pw_ele_iff refine_pw_simps)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
econc_mono3
null
econc_x_trans[trans]: "x \<le> \<Down>\<^sub>E E R y \<Longrightarrow> y \<le> z \<Longrightarrow> x \<le> \<Down>\<^sub>E E R z" by (force simp: pw_ele_iff refine_pw_simps)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
econc_x_trans
Order of these two is important!
econc_econc_trans[trans]: "x \<le>\<Down>\<^sub>E E1 R1 y \<Longrightarrow> y \<le> \<Down>\<^sub>E E2 R2 z \<Longrightarrow> x \<le> \<Down>\<^sub>E (E1 O E2) (R1 O R2) z" by (force simp: pw_ele_iff refine_pw_simps)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
econc_econc_trans
Order of these two is important!
ERETURN_refine[refine]: assumes "(xi,x)\<in>R" shows "ERETURN xi \<le> \<Down>\<^sub>EE R (ERETURN x)" using assms by (auto simp: pw_ele_iff refine_pw_simps)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
ERETURN_refine
null
EASSERT_bind_refine_right: assumes "\<Phi> \<Longrightarrow> mi \<le>\<Down>\<^sub>E E R m" shows "mi \<le>\<Down>\<^sub>E E R (doE {EASSERT \<Phi>; m})" using assms by (simp add: pw_ele_iff refine_pw_simps)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
EASSERT_bind_refine_right
null
EASSERT_bind_refine_left: assumes "\<Phi>" assumes "mi \<le>\<Down>\<^sub>E E R m" shows "(doE {EASSERT \<Phi>; mi}) \<le>\<Down>\<^sub>E E R m" using assms by simp
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
EASSERT_bind_refine_left
null
EASSUME_bind_refine_right: assumes "\<Phi>" assumes "mi \<le>\<Down>\<^sub>E E R m" shows "mi \<le>\<Down>\<^sub>E E R (doE {EASSUME \<Phi>; m})" using assms by (simp)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
EASSUME_bind_refine_right
null
EASSUME_bind_refine_left: assumes "\<Phi> \<Longrightarrow> mi \<le>\<Down>\<^sub>E E R m" shows "(doE {EASSUME \<Phi>; mi}) \<le>\<Down>\<^sub>E E R m" using assms by (simp add: pw_ele_iff refine_pw_simps)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
EASSUME_bind_refine_left
null
ebind_refine: assumes "mi \<le>\<Down>\<^sub>E E R' m" assumes "\<And>xi x. (xi,x)\<in>R' \<Longrightarrow> fi xi \<le>\<Down>\<^sub>E E R (f x)" shows "doE { xi \<leftarrow> mi; fi xi } \<le> \<Down>\<^sub>E E R (doE { x \<leftarrow> m; f x })" using assms by (simp add: pw_ele_iff refine_pw_simps) blast
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
ebind_refine
null
ebind_refine': assumes "mi \<le>\<Down>\<^sub>E E R' m" assumes "\<And>xi x. \<lbrakk>(xi,x)\<in>R'; inres mi (Inr xi); inres m (Inr x); nofail mi; nofail m\<rbrakk> \<Longrightarrow> fi xi \<le>\<Down>\<^sub>E E R (f x)" shows "doE { xi \<leftarrow> mi; fi xi } \<le> \<Down>\<^sub>E E R (doE { x \<leftarrow> m; ...
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
ebind_refine'
null
THROW_refine[refine]: "(ei,e)\<in>E \<Longrightarrow> THROW ei \<le>\<Down>\<^sub>E E R (THROW e)" by (auto simp: pw_ele_iff refine_pw_simps)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
THROW_refine
null
CATCH_refine': assumes "mi \<le> \<Down>\<^sub>E E' R m" assumes "\<And>ei e. \<lbrakk> (ei,e)\<in>E'; inres mi (Inl ei); inres m (Inl e); nofail mi; nofail m \<rbrakk> \<Longrightarrow> hi ei \<le>\<Down>\<^sub>E E R (h e)" shows "CATCH mi hi \<le> \<Down>\<^sub>E E R (CATCH m h)" using assms by (simp add: p...
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
CATCH_refine'
null
CATCH_refine[refine]: assumes "mi \<le> \<Down>\<^sub>E E' R m" assumes "\<And>ei e. \<lbrakk> (ei,e)\<in>E' \<rbrakk> \<Longrightarrow> hi ei \<le>\<Down>\<^sub>E E R (h e)" shows "CATCH mi hi \<le> \<Down>\<^sub>E E R (CATCH m h)" using assms CATCH_refine' by metis
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
CATCH_refine
null
CHECK_refine[refine]: assumes "\<Phi>i \<longleftrightarrow> \<Phi>" assumes "\<not>\<Phi> \<Longrightarrow> (msgi,msg)\<in>E" shows "CHECK \<Phi>i msgi \<le>\<Down>\<^sub>E E Id (CHECK \<Phi> msg)" using assms by (auto simp: pw_ele_iff refine_pw_simps)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
CHECK_refine
null
CHECK_bind_refine[refine]: assumes "\<Phi>i \<longleftrightarrow> \<Phi>" assumes "\<not>\<Phi> \<Longrightarrow> (msgi,msg)\<in>E" assumes "\<Phi> \<Longrightarrow> mi \<le>\<Down>\<^sub>E E R m" shows "doE {CHECK \<Phi>i msgi;mi} \<le>\<Down>\<^sub>E E R (doE {CHECK \<Phi> msg; m})" using assms by (auto sim...
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
CHECK_bind_refine
This must be declared after @{thm CHECK_refine}!
Let_unfold_refine[refine]: assumes "f x \<le> \<Down>\<^sub>E E R (f' x')" shows "Let x f \<le> \<Down>\<^sub>E E R (Let x' f')" using assms by auto
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
Let_unfold_refine
null
Let_refine: assumes "(m,m')\<in>R'" assumes "\<And>x x'. (x,x')\<in>R' \<Longrightarrow> f x \<le> \<Down>\<^sub>E E R (f' x')" shows "Let m (\<lambda>x. f x) \<le>\<Down>\<^sub>E E R (Let m' (\<lambda>x'. f' x'))" using assms by auto
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
Let_refine
null
eif_refine[refine]: assumes "(b,b')\<in>bool_rel" assumes "\<lbrakk>b;b'\<rbrakk> \<Longrightarrow> S1 \<le> \<Down>\<^sub>E E R S1'" assumes "\<lbrakk>\<not>b;\<not>b'\<rbrakk> \<Longrightarrow> S2 \<le> \<Down>\<^sub>E E R S2'" shows "(if b then S1 else S2) \<le> \<Down>\<^sub>E E R (if b' then S1' else S2')"...
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
eif_refine
null
enfoldli_refine[refine]: assumes "(li, l) \<in> \<langle>S\<rangle>list_rel" and "(si, s) \<in> R" and CR: "(ci, c) \<in> R \<rightarrow> bool_rel" and FR: "\<And>xi x si s. \<lbrakk> (xi,x)\<in>S; (si,s)\<in>R; c s \<rbrakk> \<Longrightarrow> fi xi si \<le> \<Down>\<^sub>E E R (f x s)" shows "enfoldli ...
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
enfoldli_refine
TODO: Also add enfoldli_invar_refine
EWHILET_refine[refine]: assumes R0: "(x,x')\<in>R" assumes COND_REF: "\<And>x x'. \<lbrakk> (x,x')\<in>R \<rbrakk> \<Longrightarrow> b x = b' x'" assumes STEP_REF: "\<And>x x'. \<lbrakk> (x,x')\<in>R; b x; b' x' \<rbrakk> \<Longrightarrow> f x \<le> \<Down>\<^sub>E E R (f' x')" shows "EWHILET b f x \<le>\<D...
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
EWHILET_refine
null
EWHILEIT_refine[refine]: assumes R0: "I' x' \<Longrightarrow> (x,x')\<in>R" assumes I_REF: "\<And>x x'. \<lbrakk> (x,x')\<in>R; I' x' \<rbrakk> \<Longrightarrow> I x" assumes COND_REF: "\<And>x x'. \<lbrakk> (x,x')\<in>R; I x; I' x' \<rbrakk> \<Longrightarrow> b x = b' x'" assumes STEP_REF: "\<And>x x'. \<l...
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
EWHILEIT_refine
null
remove_eLet_refine: assumes "M \<le> \<Down>\<^sub>E E R (f x)" shows "M \<le> \<Down>\<^sub>E E R (Let x f)" using assms by auto
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
remove_eLet_refine
Refine2- heuristics
intro_eLet_refine: assumes "f x \<le> \<Down>\<^sub>E E R M'" shows "Let x f \<le> \<Down>\<^sub>E E R M'" using assms by auto
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
intro_eLet_refine
null
ebind2let_refine[refine2]: assumes "ERETURN x \<le> \<Down>\<^sub>E E R' M'" assumes "\<And>x'. (x,x')\<in>R' \<Longrightarrow> f x \<le> \<Down>\<^sub>E E R (f' x')" shows "Let x f \<le> \<Down>\<^sub>E E R (ebind M' (\<lambda>x'. f' x'))" using assms apply (simp add: pw_ele_iff refine_pw_simps) apply fast...
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
ebind2let_refine
null
ebind_Let_refine2[refine2]: "\<lbrakk> m' \<le>\<Down>\<^sub>E E R' (ERETURN x); \<And>x'. \<lbrakk>inres m' (Inr x'); (x',x)\<in>R'\<rbrakk> \<Longrightarrow> f' x' \<le> \<Down>\<^sub>E E R (f x) \<rbrakk> \<Longrightarrow> ebind m' (\<lambda>x'. f' x') \<le> \<Down>\<^sub>E E R (Let x (\<lambda>x. f x))" ...
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
ebind_Let_refine2
null
ebind2letRETURN_refine[refine2]: assumes "ERETURN x \<le> \<Down>\<^sub>E E R' M'" assumes "\<And>x'. (x,x')\<in>R' \<Longrightarrow> ERETURN (f x) \<le> \<Down>\<^sub>E E R (f' x')" shows "ERETURN (Let x f) \<le> \<Down>\<^sub>E E R (ebind M' (\<lambda>x'. f' x'))" using assms apply (simp add: pw_ele_iff ref...
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
ebind2letRETURN_refine
null
ERETURN_as_SPEC_refine[refine2]: assumes "RELATES R" assumes "M \<le> ESPEC (\<lambda>_. False) (\<lambda>c. (c,a)\<in>R)" shows "M \<le> \<Down>\<^sub>E E R (ERETURN a)" using assms by (simp add: pw_ele_iff refine_pw_simps)
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
ERETURN_as_SPEC_refine
null
if_ERETURN_refine[refine2]: assumes "b \<longleftrightarrow> b'" assumes "\<lbrakk>b;b'\<rbrakk> \<Longrightarrow> ERETURN S1 \<le> \<Down>\<^sub>E E R S1'" assumes "\<lbrakk>\<not>b;\<not>b'\<rbrakk> \<Longrightarrow> ERETURN S2 \<le> \<Down>\<^sub>E E R S2'" shows "ERETURN (if b then S1 else S2) \<le> \<Down>...
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
if_ERETURN_refine
null
enres_lift:: "'a nres \<Rightarrow> (_,'a) enres" where "enres_lift m \<equiv> do { x \<leftarrow> m; RETURN (Inr x) }"
definition
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
enres_lift
Breaking down enres-monad
enres_lift_rule[refine_vcg]: "m\<le>SPEC \<Phi> \<Longrightarrow> enres_lift m \<le> ESPEC E \<Phi>" by (auto simp: pw_ele_iff pw_le_iff refine_pw_simps enres_lift_def) named_theorems_rev enres_breakdown
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
enres_lift_rule
Breaking down enres-monad
enres_lift_fail[simp]: "enres_lift FAIL = FAIL" unfolding enres_lift_def by auto
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
enres_lift_fail
null
option_case_enbd[enres_breakdown]: "case_option (enres_lift fn) (\<lambda>v. enres_lift (fs v)) = (\<lambda>x. enres_lift (case_option fn fs x))" by (auto split: option.split) named_theorems enres_inline method opt_enres_unfold = ((unfold enres_inline)?; (unfold enres_monad_laws)?; (unfold enres_breakdown)?; (rule ...
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
option_case_enbd
null
CHECK_monadic_rule_iff: "(CHECK_monadic c e \<le> ESPEC E P) \<longleftrightarrow> (c \<le> ESPEC E (\<lambda>r. (r \<longrightarrow> P ()) \<and> (\<not>r \<longrightarrow> E e)))" by (auto simp: pw_ele_iff CHECK_monadic_def refine_pw_simps) lemma CHECK_monadic_pw[refine_pw_simps]: "nofail (CHECK_monadic...
lemma
VerifyThis2019
[ "Refine_Imperative_HOL.IICF" ]
VerifyThis2019/lib/Exc_Nres_Monad.thy
CHECK_monadic_rule_iff
More Combinators CHECK-Monadic
monadic_WHILEIT_unfold: "monadic_WHILEIT I b f s = do { ASSERT (I s); bb\<leftarrow>b s; if bb then do { s \<leftarrow> f s; monadic_WHILEIT I b f s } else RETURN s }" unfolding monadic_WHILEIT_def apply (subst RECT_unfold) apply refine_mono by simp no_notation Ref.lookup ("!_" 61) no_notation Ref.updat...
lemma
VerifyThis2019
[ "Exc_Nres_Monad" ]
VerifyThis2019/lib/VTcomp.thy
monadic_WHILEIT_unfold
Library
nfoldli_upt_rule: assumes INTV: "lb\<le>ub" assumes I0: "I lb \<sigma>0" assumes IS: "\<And>i \<sigma>. \<lbrakk> lb\<le>i; i<ub; I i \<sigma>; c \<sigma> \<rbrakk> \<Longrightarrow> f i \<sigma> \<le> SPEC (I (i+1))" assumes FNC: "\<And>i \<sigma>. \<lbrakk> lb\<le>i; i\<le>ub; I i \<sigma>; \<not>c \<sigma> \...
lemma
VerifyThis2019
[ "Exc_Nres_Monad" ]
VerifyThis2019/lib/VTcomp.thy
nfoldli_upt_rule
Specialized Rules for Foreach-Loops
efor_rule: assumes INTV: "lb\<le>ub" assumes I0: "I lb \<sigma>0" assumes IS: "\<And>i \<sigma>. \<lbrakk> lb\<le>i; i<ub; I i \<sigma> \<rbrakk> \<Longrightarrow> f i \<sigma> \<le> ESPEC E (I (i+1))" assumes FC: "\<And>\<sigma>. \<lbrakk> I ub \<sigma> \<rbrakk> \<Longrightarrow> P \<sigma>" shows "efor lb ...
lemma
VerifyThis2019
[ "Exc_Nres_Monad" ]
VerifyThis2019/lib/VTcomp.thy
efor_rule
null
blit_len[simp]: "si + len \<le> length src \<and> di + len \<le> length dst \<Longrightarrow> length (op_list_blit src si dst di len) = length dst" by (auto simp: op_list_blit_def) context notes [fcomp_norm_unfold] = array_assn_def[symmetric] begin lemma array_blit_hnr_aux: "(uncurry4 (\<l...
lemma
VerifyThis2019
[ "Exc_Nres_Monad" ]
VerifyThis2019/lib/VTcomp.thy
blit_len
null
wheremem_grow_impl_is[code]: "mem_grow_impl m n = Some (mem_grow m n)"
axiomatization
WebAssembly
[ "../Wasm_Interpreter_Properties", "Wasm_Type_Abs_Printing", "HOL-Library.Code_Target_Nat", "Native_Word.Code_Target_Int_Bit" ]
WebAssembly/Wasm_Printing/Wasm_Interpreter_Printing_Pure.thy
where
null
bytes_takefill_rep_eq[code abstract]: "Rep_bytes (bytes_takefill b n bs) = takefill b n (Rep_bytes bs)" using bytes_takefill.rep_eq Rep_uint8_inverse by simp
lemma
WebAssembly
[ "../Wasm_Interpreter_Properties", "Wasm_Type_Abs_Printing", "HOL-Library.Code_Target_Nat", "Native_Word.Code_Target_Int_Bit" ]
WebAssembly/Wasm_Printing/Wasm_Interpreter_Printing_Pure.thy
bytes_takefill_rep_eq
null
bytes_replicate_rep_eq[code abstract]: "Rep_bytes (bytes_replicate n b) = replicate n b" using bytes_replicate.rep_eq Rep_uint8_inverse by simp export_code open run in OCaml
lemma
WebAssembly
[ "../Wasm_Interpreter_Properties", "Wasm_Type_Abs_Printing", "HOL-Library.Code_Target_Nat", "Native_Word.Code_Target_Int_Bit" ]
WebAssembly/Wasm_Printing/Wasm_Interpreter_Printing_Pure.thy
bytes_replicate_rep_eq
null