10.2.9 Transforming arcsin into arccos
The asin2acos command
transforms any arc sines in an expression to arc cosines by
using the identity
-
asin2acos takes
expr, an expression containing inverse trigonometric functions.
- asin2acos(expr) returns
expr with all instances of asin replaced according to the above formula.
Example
asin2acos(acos(x)+asin(x)) |
Output (after simplification):