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Rsqrt

Usage

torch_rsqrt(self)

Arguments

self

(Tensor) the input tensor.

rsqrt(input, out=NULL) -> Tensor

Returns a new tensor with the reciprocal of the square-root of each of the elements of input.

$$ \mbox{out}_{i} = \frac{1}{\sqrt{\mbox{input}_{i}}} $$

Examples

if (torch_is_installed()) {

a = torch_randn(c(4))
a
torch_rsqrt(a)
}
#> torch_tensor
#>     nan
#>  3.2777
#>  1.3045
#>     nan
#> [ CPUFloatType{4} ]