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theorem proved term proof

pythagorean_prime_fortyone

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formal statement (Lean)

1503theorem pythagorean_prime_fortyone : Prime 41 ∧ 41 % 4 = 1 := by native_decide

proof body

Term-mode proof.

1504
1505/-- 53 ≡ 1 (mod 4) is a Pythagorean prime. -/

depends on (5)

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