Now for some serious computing
Computable brings IPython and SciPy to the iPad
Your IPython notebooks have found a new home
Computable is a full-featured IPython system.
Create, edit, and run IPython notebooks on your iPad.
A complete SciPy stack
Computable comes with a full-featured SciPy stack.
Numpy, SciPy, SymPy, Pandas, Matplotlib, it's all there, native extensions included.
Gorgeous notebooks, beautiful maths
Your notebooks have never looked better with Computable's excellent Markdown rendering.
And for beautiful math formulae, both TEX and LATEX environments are supported.
The bundled Matplotlib plotting library produces vibrant Retina graphics.
Computable comes with a number of polished sample notebooks, to get you started quickly.
Update: Computable is no longer for sale
As of March 2015, I have pulled Computable from the App Store because of ongoing stability issues.