Frobenius descent preserves congruences: `a ≡ a' (mod 𝔪 ^ L)` coordinatewise if and only if the selected blocks are congruent modulo `(𝔪 O[X]/(Φ)) ^ L`.

Initializing...

Frobenius descent preserves congruences: `a ≡ a' (mod 𝔪 ^ L)` coordinatewise if and only if the selected blocks are congruent modulo `(𝔪 O[X]/(Φ)) ^ L`. · Prove2Me