Category Archives: Numerical Methods

emgr – Empirical Gramian Framework

Empirical gramians can be computed for linear and nonlinear control systems for purposes of model order reduction or system identification. The emgr framework is a compact open source toolbox for gramian-based model reduction and compatible with OCTAVE and MATLAB. Find … Continue reading

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PyBLAW

PyBLAW is a lightweight Python framework for solving one-dimensional systems of hyperbolic balance laws of the form q_t + f(q)_x = s(q). Find PyBLAW at: http://memmett.github.com/PyBLAW/

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PyWENO (Python WENO)

PyWENO is a Python implementation of one-dimensional Weighted Essentially Non-oscillatory (WENO) approximations over unstructured (non-uniform) grids. Find PyWENO (Python WENO) at: http://memmett.github.com/PyWENO/

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Math::MatrixReal

Math::MatrixReal is a nifty perl module for doing just about anything you could want with an NxN matrix, or vector of real numbers. Find Math::MatrixReal at: http://leto.net/code/Math-MatrixReal/

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JNumeric: Numerical Python for Jython

Provides the functionality for Jython that Numerical Python does for Python (CPython). As the Numerical Python documentation states, it is "…a collection of extension modules to provide high-performance multidimensional numeric arrays to the Python programming language." JNumeric provides the same … Continue reading

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