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Title: Add passivity module, ispassive function, and passivity_test. Introduces optional dependency cvxopt. by Mark-Yeatman · Pull Request #739 · python-control/python-control · GitHub

Open Graph Title: Add passivity module, ispassive function, and passivity_test. Introduces optional dependency cvxopt. by Mark-Yeatman · Pull Request #739 · python-control/python-control

X Title: Add passivity module, ispassive function, and passivity_test. Introduces optional dependency cvxopt. by Mark-Yeatman · Pull Request #739 · python-control/python-control

Description: The Python Control Systems Library is a Python module that implements basic operations for analysis and design of feedback control systems. - Add passivity module, ispassive function, and passivity_test. Introduces optional dependency cvxopt. by Mark-Yeatman · Pull Request #739 · python-control/python-control

Open Graph Description: I made a discussion topic a couple of weeks ago about making a passivity module, @murrayrm suggested making a draft PR. Here it is!

X Description: I made a discussion topic a couple of weeks ago about making a passivity module, @murrayrm suggested making a draft PR. Here it is!

Opengraph URL: https://github.com/python-control/python-control/pull/739

X: @github

direct link

Domain: github.com

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Commits21 (21)https://github.com/python-control/python-control/pull/739/commits
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Add passivity module, ispassive function, and passivity_test. Introduces optional dependency cvxopt. https://github.com/python-control/python-control/pull/739/commits#top
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Add passivity module, is_passive function, and passivity_test.https://github.com/python-control/python-control/pull/739/commits/e8e87a47e045739c08aea6c7e0dc91eb1ee24b7e
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Remove dependancies on lmi-sdp and sympy for is_passive.https://github.com/python-control/python-control/pull/739/commits/2eef6612a046b2982327a36ffe03beb4a0aa54f3
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Use sys.nstates in stead of using A.shape[0]https://github.com/python-control/python-control/pull/739/commits/147a24ea0ba9da03b3774b7993e20e785776e027
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Attempt to setup cvxopt similar to slycot.https://github.com/python-control/python-control/pull/739/commits/fdb2d4ad6bf15d7565347528a69a99ce4e121fda
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Expand unit tests, add info to doc string for parameters and returns, rename is_passive to ispassive for naming convention consistency. Autoformat to pep8.https://github.com/python-control/python-control/pull/739/commits/d6916c661a7799e5998f84f5e2d34368ace528a8
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Add wrapper like functionality for ispassive(), so that it can be called in an object oriented style as a LTI class member. Added unit tests for transfer function and oo style calls. Ran autopep8 o…https://github.com/python-control/python-control/pull/739/commits/7e47d8060c49dd89b52fc62e849da7c521a51119
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mark the whole passivity_test module as skippablehttps://github.com/python-control/python-control/pull/739/commits/ce11d0be328af73179307d4b63071968175fd537
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Fix bug in tests and lti.py.https://github.com/python-control/python-control/pull/739/commits/f7d74b2a52e4653d602512664f6ac00111f897c6
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