* Fix x'^2
* Add screenshot for x'^2
* x^2' should fail.  Add and fix multiple prime/superscript tests.
This commit is contained in:
Erik Demaine
2017-01-19 13:50:16 -05:00
committed by Martin von Gagern
parent d4aa6a7253
commit a738185704
6 changed files with 20 additions and 2 deletions

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