python Programming Glossary: numerical
Why is if not someobj: better than if someobj == None: in Python? http://stackoverflow.com/questions/100732/why-is-if-not-someobj-better-than-if-someobj-none-in-python Generally I would recommend to use the first test with non numerical values to use the test for equality when you want to compare..
Using numpy to build an array of all combinations of two arrays http://stackoverflow.com/questions/1208118/using-numpy-to-build-an-array-of-all-combinations-of-two-arrays parameters space of a 6 parameter function to study it's numerical behavior before trying to do anything complex with it so I'm..
How to access a standard-library module in Python when there is a local module with the same name? http://stackoverflow.com/questions/1900189/how-to-access-a-standard-library-module-in-python-when-there-is-a-local-module-w from the math module with equivalents that handle numerical uncertainties . PS this question pertains to the module I wrote..
Why python doesn't have a sign() function? http://stackoverflow.com/questions/1986152/why-python-doesnt-have-a-sign-function x y you could just do a sign x y or even better for non numerical stuff just a x y of course this should have required sorted.. sense in its own for other reasons e.g. when sorting non numerical things or if you want the sort to be stable which is not possible..
Why is ''>0 True in Python? [duplicate] http://stackoverflow.com/questions/2384078/why-is-0-true-in-python alphabetical order and all numbers next to each other in numerical order although which of the two blocks came first was not guaranteed..
Checking network connection http://stackoverflow.com/questions/3764291/checking-network-connection whatever site can be expected to respond quickly. Using a numerical IP address avoids a DNS lookup which may block the urllib2.urlopen..
Best way to find the months between two dates (in python) http://stackoverflow.com/questions/4039879/best-way-to-find-the-months-between-two-dates-in-python a week to the start datetime object and check if the numerical value of the month is greater unless the month is December then..
Generate random numbers with a given (numerical) distribution http://stackoverflow.com/questions/4265988/generate-random-numbers-with-a-given-numerical-distribution random numbers with a given numerical distribution I have a file with some probabilities for different..
Java Scientific Packages similar to SciPy? [closed] http://stackoverflow.com/questions/482305/java-scientific-packages-similar-to-scipy needs. We also use JFreechart at work. That is less of a numerical method scientific package and much more focused on just getting..
Can i set float128 as the standard float-array in numpy http://stackoverflow.com/questions/5350342/can-i-set-float128-as-the-standard-float-array-in-numpy standard float array in numpy So i have a problem with my numerical program and i'm curious about whether it is a precision problem..
How can I use numpy.correlate to do autocorrelation? http://stackoverflow.com/questions/643699/how-can-i-use-numpy-correlate-to-do-autocorrelation something else to do auto correlation python math numpy numerical methods share improve this question To answer your first..
Plot with non-numerical data on x axis (for ex., dates) http://stackoverflow.com/questions/6974847/plot-with-non-numerical-data-on-x-axis-for-ex-dates with non numerical data on x axis for ex. dates I'd like to plot numerical data.. numerical data on x axis for ex. dates I'd like to plot numerical data against non numerical data say something like this import.. for ex. dates I'd like to plot numerical data against non numerical data say something like this import matplotlib.pyplot as pl..
Use Cython as Python to C Converter http://stackoverflow.com/questions/7112812/use-cython-as-python-to-c-converter by reading and writing to hardware registers.They are not numerical algorithms. So application is just reading writing to hardware..
matplotlib: adding second axes() with transparent background? http://stackoverflow.com/questions/7761778/matplotlib-adding-second-axes-with-transparent-background this is easier especially if you don't want ticks or numerical things along it. Not to plug one of my own answers too much..
How to solve a pair of nonlinear equations using Python? http://stackoverflow.com/questions/8739227/how-to-solve-a-pair-of-nonlinear-equations-using-python numpy scipy sympy share improve this question for numerical solution you can use fsolve http docs.scipy.org doc scipy reference..
A tool to convert MATLAB code to Python http://stackoverflow.com/questions/9845292/a-tool-to-convert-matlab-code-to-python requires MATLAB be installed . MatPy Python package for numerical linear algebra and plotting with a MatLab like interface Btw..
How do i compute derivative using Numpy? http://stackoverflow.com/questions/9876290/how-do-i-compute-derivative-using-numpy differences require no external tools but are prone to numerical error and if you're in a multivariate situation can take a while...
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