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Theorem real.cos_pi_div_six

Modification history

2020-10-28 09:18
src/analysis/special_functions/trigonometric.lean
feat(analysis/special_functions/trigonometric): simp attributes for trig values (#4806) …
Modified real.cos_pi_div_sixView on Github →
2020-10-16 05:34
src/analysis/special_functions/trigonometric.lean
feat(analysis/special_functions/trigonometric): some lemmas (#4638) …
Added real.cos_pi_div_sixView on Github →