chap2/mat_exp.py
author Puneeth Chaganti <punchagan@fossee.in>
Fri, 27 May 2011 14:24:59 +0530
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#!/usr/bin/python
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## 2.2
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import scipy as sp
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from scipy import linalg
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F=sp.array([[-1,0],[1,0]])
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print linalg.expm(F)
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# """
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# 1. linalg.expm computes the matrix exponential using Pade approximation.
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# 2. linalg.expm2 computes the matrix exponential using eigenvalue decomposition.
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# 3. linalg.expm3 computes the matrix exponential using Taylor series.
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# """
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