MAINT: remove threefry32, xoroshiro128, xorshift1024 BitGenerators

1 files changed, 4 insertions, 16 deletions

diff --git a/doc/source/reference/random/index.rst b/doc/source/reference/random/index.rst
index 032db8562..45b5ed2c0 100644
--- a/doc/source/reference/random/index.rst
+++ b/doc/source/reference/random/index.rst
@@ -30,7 +30,7 @@ instance's methods are imported into the numpy.random namespace, see
 Quick Start
 -----------
 
-By default, `Generator` uses normals provided by `xoroshiro128.Xoroshiro128`
+By default, `Generator` uses normals provided by `xoshiro256.Xoshiro256`
 which will be faster than the legacy methods in `RandomState`
 
 .. code-block:: python
@@ -40,7 +40,7 @@ which will be faster than the legacy methods in `RandomState`
   random.standard_normal()
 
 `Generator` can be used as a direct replacement for `~RandomState`, although
-the random values are generated by `~xoroshiro128.Xoroshiro128`. The
+the random values are generated by `~xoshiro256.Xoshiro256`. The
 `Generator` holds an instance of a BitGenerator. It is accessable as
 ``gen.bit_generator``.
 
@@ -120,8 +120,8 @@ What's New or Different
   source of randomness that is used in cryptographic applications (e.g.,
   ``/dev/urandom`` on Unix).
 * All BitGenerators can produce doubles, uint64s and uint32s via CTypes
-  (`~xoroshiro128.Xoroshiro128.ctypes`) and CFFI
-  (:meth:`~xoroshiro128.Xoroshiro128.cffi`). This allows the bit generators to
+  (`~xoshiro256.Xoshiro256.ctypes`) and CFFI
+  (:meth:`~xoshiro256.Xoshiro256.cffi`). This allows the bit generators to
   be used in numba.
 * The bit generators can be used in downstream projects via
   :ref:`Cython <randomgen_cython>`.
@@ -157,18 +157,6 @@ The included BitGenerators are:
   the same, but with a different state and so it is not possible to produce a
   sequence identical to MT19937. Supports ``jumped`` and so can
   be used in parallel applications. See the `dSFMT authors' page`_.
-* XoroShiro128+ - Improved version of XorShift128+ with better performance
-  and statistical quality. Like the XorShift generators, it can be jumped
-  to produce multiple streams in parallel applications. See
-  `~xoroshiro128.Xoroshiro128.jumped` for details.
-  More information about this bit generator is available at the
-  `xorshift, xoroshiro and xoshiro authors' page`_.
-* XorShift1024*φ - Fast fast generator based on the XSadd
-  generator. Supports ``jumped`` and so can be used in
-  parallel applications. See the documentation for
-  `~xorshift1024.Xorshift1024.jumped` for details. More
-  information about these bit generators is available at the
-  `xorshift, xoroshiro and xoshiro authors' page`_.
 * Xorshiro256** and Xorshiro512** - The most recently introduced XOR,
   shift, and rotate generator. Supports ``jumped`` and so can be used in
   parallel applications. See the documentation for