```
PyTorch 1.9 adds deterministic implementations for a number of indexing operations, too, including index_add, index_copy, and index_put with accum=False. For more details, refer to the documentation and reproducibility note.
(Beta) torch.special
A torch.special module, analogous to SciPy’s special module, is now available in beta. This module contains many functions useful for scientific computing and working with distributions such as iv, ive, erfcx, logerfc, and logerfcx. Refer to the documentation for more details. 
(Beta) nn.Module parameterization