# Add any Sphinx extension module names here, as strings. They can be extensions
# coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
extensions = ['sphinx.ext.autodoc', 'sphinx.ext.autosummary',
- 'sphinx.ext.doctest', 'sphinx.ext.coverage',
+ 'sphinx.ext.coverage', 'sphinx.ext.doctest',
+ 'sphinx.ext.intersphinx', 'sphinx.ext.pngmath',
'numpydoc']
# Add any paths that contain templates here, relative to this directory.