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Title: Performance improvements to _remove_useless_states routine in statesp.py by adm78 · Pull Request #248 · python-control/python-control · GitHub

Open Graph Title: Performance improvements to _remove_useless_states routine in statesp.py by adm78 · Pull Request #248 · python-control/python-control

X Title: Performance improvements to _remove_useless_states routine in statesp.py by adm78 · Pull Request #248 · python-control/python-control

Description: avoid looping through states significant performance improvement in the creation of large state space models

Open Graph Description: avoid looping through states significant performance improvement in the creation of large state space models

X Description: avoid looping through states significant performance improvement in the creation of large state space models

Opengraph URL: https://github.com/python-control/python-control/pull/248

X: @github

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Minor update to comment string in _remove_useless_states.https://github.com/python-control/python-control/pull/248/commits/c65d0858e960d290c68dd6b2425f29e7fdbeaa90
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Replace np.concatenate with np.union1d in statesp._remove_useless_sta…https://github.com/python-control/python-control/pull/248/commits/be53eb734dab667020944c668d402140ed779e76
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