Theorems · Theorem · real analysis
Real.sin_pi_div_four
Real.sin (Real.pi / 4) = √2 / 2
- Cited by
- 3 results in Mathlib
- Foundations
- Depth 186 from the axioms · uses propext, Classical.choice, Quot.sound
Around this declaration
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Cites6
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
Cited by3
Results whose statement or proof uses this declaration.
- ProbabilityTheory.measure_le_mul_measure_gt_le_of_map_rotation_eq_selfproof · cited by 1
- Real.tan_pi_div_fourproof · cited by 1
- Real.pi_div_four_le_arcsinproof · cited by 1