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python Programming Glossary: derivativeHow to remove convexity defects in a Sudoku square? http://stackoverflow.com/questions/10196198/how-to-remove-convexity-defects-in-a-sudoku-square largestComponent Now I can use a 2nd order derivative filter to find the vertical and horizontal lines in two separate..
Differential Operator usable in Matrix form, in Python module Sympy http://stackoverflow.com/questions/15463412/differential-operator-usable-in-matrix-form-in-python-module-sympy Later when you substitute expr.subs f x sin x the derivative will be evaluate at worst you might need to call expr.doit ...
plotting orbital trajectories in python http://stackoverflow.com/questions/16049390/plotting-orbital-trajectories-in-python x y z x2 y2 z2 and thus create a function that returns its derivative def deriv u t n mu np.sqrt u 0 2 u 1 2 u 2 2 return u 3 # u..
Peak-finding algorithm for Python/SciPy http://stackoverflow.com/questions/1713335/peak-finding-algorithm-for-python-scipy something myself by finding zero crossings of the first derivative or something but it seems like a common enough function to be..
Python finite difference functions? http://stackoverflow.com/questions/18991408/python-finite-difference-functions accuracy but not so much if you're wanting higher order derivatives or more accurate methods. I haven't even found very many specific.. dedicated to higher order both in accuracy and derivative finite difference methods. I've got my own code that I'm working.. Note that I am talking about finite differences not derivatives. I've seen both scipy.misc.derivative and Numdifftools which..
Floating Point Arithmetic error http://stackoverflow.com/questions/18995148/floating-point-arithmetic-error error I'm using the following function to approximate the derivative of a function at a point def prime_x f x h if not f x h f x.. math.exp x math.sin x Which has exp x sin x cos x as derivative. Now according to Google and to my calculator exp 3 sin 3 cos.. only be an integral multiple of the step size. When the derivative is d the change in f x is about h i d . Even if you calculate..
What are “first class” objects? [closed] http://stackoverflow.com/questions/245192/what-are-first-class-objects positive number returns a function that is an approximate derivative of f function makeDerivative f deltaX var deriv function x ..
http://stackoverflow.com/questions/7906126/spline-representation-with-scipy-interpolate-poor-interpolation-for-low-amplitu I need to numerically calculate the first and second derivative of a function for which I've attempted to use both splrep and.. for the purpose of interpolation the function to take the derivatives. However it seems that there's an inherent problem in the spline..
Python-like list comprehension in Java http://stackoverflow.com/questions/899138/python-like-list-comprehension-in-java different functions to the same original list to make many derivative lists you will want the map version. share improve this answer..
http://stackoverflow.com/questions/9502090/twisted-how-can-i-identify-protocol-on-initial-connection-then-delegate-to-app implementation then instantiate the correct Protocol derivative python twisted share improve this question Instead of mixing..
How do i compute derivative using Numpy? http://stackoverflow.com/questions/9876290/how-do-i-compute-derivative-using-numpy do i compute derivative using Numpy Sorry for this simple question. How do i calculate.. Sorry for this simple question. How do i calculate simple derivative for function y x^2 1 using Numpy UPDATE let's say i want the.. y x^2 1 using Numpy UPDATE let's say i want the value of derivative at x 5 python math numpy share improve this question You..
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