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Diff — Inverse trigonometric functions

Revision #3307 → #3881 · back to history

modifiedArctan limits at ±∞7fe53989d403
FieldFrom #3307To #3881
moderation_flag—Anchor is weakly matched: the article does not directly discuss arctan limits at ±∞; the snippet lives in the Infinite series section rather than a section discussing limiting behavior. Kept for coverage but the anchor could be improved once a better matching passage is available.
addedPythagorean identity for cos of arcsinb1f2a4eb69e9
addedTangent addition formula3bd53deda857
addedBijectivity of sin on the principal intervalc6201b01ecb7