YouTipPytorch Torch Copysign
# PyTorch torch.copysign Function
* * PyTorch torch Reference Manual](#)
`torch.copysign` is a PyTorch function for copying signs element-wise.
### Function Definition
torch.copysign(input, other, *, out=None)
* * *
## Example Usage
## Example
import torch
# Copysign Example
x = torch.tensor([1.0, -2.0,3.0, -4.0])
y = torch.tensor([-1.0, -1.0,1.0,1.0])
result = torch.copysign(x, y)
print(result)# tensor([-1., -2., 3., -4.])
* * PyTorch torch Reference Manual](#)