I think there's a small problem with the docs formatting. The "sherpa to astropy mapping" image is very small and can't be enlarged (see screenshot): http://saba.readthedocs.io/en/latest/api.html#sherpa-to-astropy-mapping And it's located in a weird place: after the API docs (should come before, I think): http://saba.readthedocs.io/en/latest/index.html#api-reference <img width="362" alt="screen shot 2016-08-23 at 20 59 08" src="https://cloud.githubusercontent.com/assets/852409/17905783/a1bb6c98-6974-11e6-8912-316e2bec8bb0.png">
I think there's a small problem with the docs formatting.
The "sherpa to astropy mapping" image is very small and can't be enlarged (see screenshot):
http://saba.readthedocs.io/en/latest/api.html#sherpa-to-astropy-mapping
And it's located in a weird place: after the API docs (should come before, I think):

http://saba.readthedocs.io/en/latest/index.html#api-reference