filled README.md

oleksandr-pavlyk · oleksandr-pavlyk · commit c6f8d292b004 · 2020-06-17T11:34:58.000-05:00
diff --git a/README.md b/README.md
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+# `mkl_umath`
+
+To build it:
+
+```sh
+# ensure that MKL is installed, icc is activate
+MKLROOT=$CONDA_PREFIX python setup.py config_cc --compiler=intelem build_ext --inplace
+```
+
+`mkl_umath` in extension `_ufuncs` exposes MKL-enabled version of loops used in patched NumPy,
+that used to be included in Intel(R) Distribution for Python
