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nla-group.org
| | opguides.info
5.5 parsecs away

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| | 6 - Matrix Theory / Linear Algebra # Below is a 15 video series that totals a bit under 3 hours. Interactive Linear Algebra, text book that actually uses the web Linear Algebra Done Wrong - Sergei Treil @ Brown University Matrices, Diagrammatically Linear Algebra - Jim Hefferson Linear Algebra and Applications: An Inquiry-Based Approach
| | francisbach.com
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| | [AI summary] The blog post discusses non-convex quadratic optimization problems and their solutions, including the use of strong duality, semidefinite programming (SDP) relaxations, and efficient algorithms. It highlights the importance of these problems in machine learning and optimization, particularly for non-convex problems where strong duality holds. The post also mentions the equivalence between certain non-convex problems and their convex relaxations, such as SDP, and provides examples of when these relaxations are tight or not. Key concepts include the role of eigenvalues in quadratic optimization, the use of Lagrange multipliers, and the application of methods like Newton-Raphson for solving these problems. The author also acknowledges contributions...
| | www.karlrupp.net
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| | [AI summary] A new Python library called PyViennaCL is introduced to provide efficient GPU-accelerated linear algebra and numerical computing capabilities compatible with NumPy and SciPy.
| | 8thlight.com
21.2 parsecs away

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| [AI summary] The article by Robert C. Martin (Uncle Bob) discusses the strategic use of mock objects in software testing, advocating for a balanced approach where mocks are used sparingly across architectural boundaries to improve test speed and isolation while avoiding design damage.