| python Programming Glossary: differentiationDifferential Operator usable in Matrix form, in Python module Sympy http://stackoverflow.com/questions/15463412/differential-operator-usable-in-matrix-form-in-python-module-sympy  Does anybody know what it might be  python matrix sympy differentiation automatic differentiation   share improve this question   Differential.. it might be  python matrix sympy differentiation automatic differentiation   share improve this question   Differential operators do not.. 
 Avoid sorting args in Python module Sympy http://stackoverflow.com/questions/16240084/avoid-sorting-args-in-python-module-sympy  a Mul object is very important to guarantee that the differentiation is performed where it is required only. The issue is that when.. place. How to avoid args to be sorted  python math sympy differentiation automatic differentiation   share improve this question   Why.. to be sorted  python math sympy differentiation automatic differentiation   share improve this question   Why is the arg ordering important.. 
 Python style: multiple-line conditions in IFs http://stackoverflow.com/questions/181530/python-style-multiple-line-conditions-in-ifs  and cond4 'val4' do_something This at least gives you some differentiation. Or even if cond1 'val1' and cond2 'val2' and  cond3 'val3'.. 
 How do i compute derivative using Numpy? http://stackoverflow.com/questions/9876290/how-do-i-compute-derivative-using-numpy  in a multivariate situation can take a while. Symbolic differentiation is ideal if your problem is simple enough. Symbolic methods.. 
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