Acos
acos(input) -> Tensor
Returns a new tensor with the arccosine of the elements of input.
$$ \mbox{out}_{i} = \cos^{-1}(\mbox{input}_{i}) $$
Examples
if (torch_is_installed()) {
a = torch_randn(c(4))
a
torch_acos(a)
}
#> torch_tensor
#> 1.9000
#> nan
#> 2.5559
#> nan
#> [ CPUFloatType{4} ]