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formal statement (Lean)
1729theorem semiprime_fifteen : isSemiprime 15 = true := by native_decide
proof body
Term-mode proof.
1730
1731/-- 21 = 3 × 7 is semiprime. -/
depends on (5)
Lean names referenced from this declaration's body.
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is
in IndisputableMonolith.Foundation.OptionAEmpiricalProgram
decl_use
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is
in IndisputableMonolith.Foundation.SimplicialLedger.EdgeLengthFromPsi
decl_use
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is
in IndisputableMonolith.GameTheory.MechanismDesignFromSigma
decl_use
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is
in IndisputableMonolith.Mathematics.RamanujanBridge.MockThetaPhantom
decl_use
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isSemiprime
in IndisputableMonolith.NumberTheory.Primes.ArithmeticFunctions
decl_use