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Theorem has_fderiv_at.arctan

Modification history

2021-11-15 17:27
src/analysis/special_functions/trigonometric/arctan.lean
chore(analysis/special_functions/trigonometric/arctan): put lemmas about derivatives into a new file (#10157)
Modified has_fderiv_at.arctanView on Github →
2021-09-27 04:20
src/analysis/special_functions/trigonometric/arctan.lean
refactor(analysis/special_functions/trigonometric): split file (#9340) …
Modified has_fderiv_at.arctanView on Github →
2021-01-07 05:47
src/analysis/special_functions/trigonometric.lean
refactor(analysis/special_functions/trigonometric): redefine arcsin and arctan (#5300) …
Added has_fderiv_at.arctanView on Github →