Fork of Numworks epsilon to re-enable symbolic computation which was removed in version 11.2.0 (2019-06-26):
- https://github.com/numworks/epsilon/commit/267d27f1145922b61b6171e14284534fa2256f0c numworks/epsilon#949
- https://github.com/numworks/epsilon/commit/267d27f1145922b61b6171e14284534fa2256f0c numworks/epsilon#949
It is reenabled in:
- https://github.com/jgoizueta/epsilon/tree/symb11 (version-11 based branch)