Don't Let Abstract Concepts End as a 'Weird Experiment'—Learning from Lambda Technical Department's Mapping of Concepts to Demonstration Results

The 4-layer correspondence framework used in this article: 'Abstract Concept → Device Operation → Observable Result → Limits ...

NumPy 2.5 eig returns complex numbers even for real matrices—the release note's workaround loses the imaginary part

The NumPy 2.5.0 release notes state that the return values of eig and eigvals will always be complex, and that ...