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Revision 1648, 0.8 KB
(checked in by dmitrey.kroshko, 22 months ago)
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minor doc update
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| 1 | """ |
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| 2 | The example illustrates oosolver usage |
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| 3 | You should pay special attention for "isInstalled" field |
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| 4 | |
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| 5 | oosolver doesn't work with converters |
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| 6 | """ |
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| 7 | from scikits.openopt import oosolver, NLP |
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| 8 | |
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| 9 | ipopt = oosolver('ipopt', color='r') # oosolver can hanlde prob parameters |
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| 10 | ralg = oosolver('ralg', color='k', alp = 4.0) # as well as solver parameters |
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| 11 | asdf = oosolver('asdf') |
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| 12 | |
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| 13 | solvers = [ralg, asdf, ipopt] |
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| 14 | # or just |
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| 15 | # solvers = [oosolver('ipopt', color='r'), oosolver('asdf'), oosolver('ralg', color='k', alp = 4.0)] |
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| 16 | |
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| 17 | for solver in solvers: |
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| 18 | if not solver.isInstalled: |
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| 19 | print 'solver ' + solver.__name__ + ' is not installed' |
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| 20 | continue |
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| 21 | p = NLP(x0 = 15, f = lambda x: x**4, df = lambda x: 4 * x**3, iprint = 0) |
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| 22 | r = p.solve(solver, plot=1, show = solver == solvers[-1]) |
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