10.2.7 Transforming arccos into arcsin
The acos2asin command
transforms arc cosines in an expression to arc sines by
using the identity
- acos2asin takes
expr, an expression containing inverse trigonometric functions.
- acos2asin(expr) returns
expr with all instances of acos replaced according to the above formula.
Example
| acos2asin(acos(x)+asin(x)) |
Output (after simplification):