Update README.md

README.md

@@ -10,4 +10,46 @@ configs:
     data_files:
       - split: lower
         path: liber_primus_undecoded_pseudolatin_lower.parquet
----
+---
+
+
+| Algorithm / cipher family tested | Result |
+|---|---|
+| Caesar cipher modulo 29 — all 29 shifts | ❌ |
+| Atbash modulo 29 — `x → 28-x` | ❌ |
+| Affine substitution modulo 29 — all invertible multipliers and offsets | ❌ |
+| Vigenère-like periodicity analysis modulo 29 — periods up to 100 | ❌ |
+| Vigenère modulo 29 — periods 1–16, coordinate-ascent search | ❌ |
+| Beaufort modulo 29 — periods 1–16, coordinate-ascent search | ❌ |
+| Variant Beaufort modulo 29 — periods 1–16, coordinate-ascent search | ❌ |
+| Gronsfeld cipher — periods 1–16 | ❌ |
+| First-order affine recurrence modulo 29 | ❌ |
+| Second-order linear recurrence modulo 29 | ❌ |
+| Arithmetic keystream — `K[i] = a·i + b mod 29` | ❌ |
+| Quadratic keystream — `K[i] = a·i² + b·i + c mod 29`, 20,000 candidates | ❌ |
+| Linear congruential generator keystream modulo 29 — 48,000+ candidates | ❌ |
+| Fibonacci running key modulo 29 | ❌ |
+| Prime-number running key modulo 29 | ❌ |
+| Euler-totient running key modulo 29 | ❌ |
+| Square-number running key modulo 29 | ❌ |
+| Triangular-number running key modulo 29 | ❌ |
+| Linear-position running key modulo 29 | ❌ |
+| Quadratic-position running key modulo 29 | ❌ |
+| Mathematical running keys reset at each word | ❌ |
+| Running keys derived from already solved Liber Primus pages | ❌ |
+| Ciphertext autokey modulo 29 — periods 1–16 | ❌ |
+| Ciphertext autokey modulo 29 — seed lengths 1–6 | ❌ |
+| Plaintext autokey modulo 29 — periods up to 16, beam size 500 | ❌ |
+| Plaintext autokey modulo 29 — seed lengths 1–6, beam size 100 | ❌ |
+| Recursive linear autokey modulo 29 — 1,000 completed candidates | ❌ |
+| Full-text reversal | ❌ |
+| Per-word reversal | ❌ |
+| Word-order reversal | ❌ |
+| Rail Fence transposition — tested rail counts | ❌ |
+| Columnar transposition — widths up to 20, natural and reversed column order | ❌ |
+| Fixed-size block reversal | ❌ |
+| Canonical small-block permutations | ❌ |
+| Constant XOR masks — masks 0–31 followed by modulo 29 | ❌ |
+| Page-dependent modular shifts — `K = page·a + seed mod 29` | ❌ |
+| Playfair-like fractionation on a shifted 6×5 grid | ❌ |
+| Bifid-like fractionation on a shifted 6×5 grid — periods up to 20 | ❌ |