.. currentmodule:: numpy

==========================
NumPy 1.18.3 Release Notes
==========================

This release contains various bug/regression fixes.

The Python versions supported in this release are 3.5-3.8. Downstream
developers should use Cython >= 0.29.15 for Python 3.8 support and OpenBLAS >=
3.7 to avoid errors on the Skylake architecture.


Highlights
==========

* Fix for the `method='eigh'` and `method='cholesky'` methods in
  `numpy.random.multivariate_normal`. Those were producing samples from the
  wrong distribution.


Contributors
============

A total of 6 people contributed to this release.  People with a "+" by their
names contributed a patch for the first time.

* Charles Harris
* Max Balandat +
* @Mibu287 +
* Pan Jan +
* Sebastian Berg
* @panpiort8 +


Pull requests merged
====================

A total of 5 pull requests were merged for this release.

* `#15916 <https://github.com/numpy/numpy/pull/15916>`__: BUG: Fix eigh and cholesky methods of numpy.random.multivariate_normal
* `#15929 <https://github.com/numpy/numpy/pull/15929>`__: BUG,MAINT: Remove incorrect special case in string to number...
* `#15930 <https://github.com/numpy/numpy/pull/15930>`__: BUG: Guarantee array is in valid state after memory error occurs...
* `#15954 <https://github.com/numpy/numpy/pull/15954>`__: BUG: Check that `pvals` is 1D in `_generator.multinomial`.
* `#16017 <https://github.com/numpy/numpy/pull/16017>`__: BUG: Alpha parameter must be 1D in `generator.dirichlet`
