* update pipfile * matrix is deprecated * Numpy almost equal * sympy 1.6 old-commit-hash: 95b0c69c12cb859025b77d1ba9ed9433c78f1e9f
* update pipfile * matrix is deprecated * Numpy almost equal * sympy 1.6 old-commit-hash: 95b0c69c12cb859025b77d1ba9ed9433c78f1e9f