Registry · Theorem
III.T10
tau-effective
formalized
III.T10 — CRT Decomposition Theorem
τ-native Chinese Remainder Theorem: ℤ/Prim(k)ℤ ≅ ∏ᵢ₌₁ᵏ ℤ/pᵢℤ proved constructively without signed arithmetic. Uses modular Bézout via K3 divisibility. CRT = algebraic Euler product: End(F) ≅ ∏ End(ℤ/pᵢℤ).
Book III
Part 3
Ch. 15