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Welcome

"In that direction", the cat said, waving its right paw round "lives a mathematician", and in that direction, waving its other paw, "lives the corresponding writer. Visit either you like.. "
Research
My main research interests lie in moduli-spaces of discrete structures and their flexibility. Below is my thesis and more work is in progress. Even though Stoker's Problem has been solved affirmatively in the interim, what constitutes flexibility and other geometric realization problems remain wide open.

Find 'Steffens flexible polyhedron' on cut-up-and-fold-it.
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"An Attack on Flexibility and Stoker's problem," Maria Hempel, 2015, arXiv:1512.05230
You can hire me as a freelance mathematician.
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Words
Oww.. concatenated letters will appear here.
Writing projects
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"Occtupi!"
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"Occtupi! 2"
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"The insane persons' guide to becoming Jesus"(guide)...
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... and many more loose ideas.
If you wish to know about my politics visit ocsaf, my Instagram account, or my micro radio-blog on my personal facebook page.

Teaching
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Presently out of university teaching job, but might teach, several each, political and scientific applet programming, online, in person or mixed courses, in about 2 years.
General audience mathematical writing projects
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Geometry for Little Ones
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Logic for Little Ones
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Euclid, adapted for children
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Polyhedra seen from a different angle... and more
