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sym.acos
Computes the arccosine (inverse cosine) of a symbolic expression.
Syntax
sym.acos(x)
Description
Computes the arccosine (inverse cosine) of a symbolic expression. Returns the angle whose cosine is x. The principal value is in [0, π].
Parameters
| Name | Description |
|---|---|
| x | - The value (in the range [-1, 1] for real results). |
Returns
Expr