A Julia package for manipulating data in the Riemannian manifold of positive definite matrices

Show Knutson Tao Puzzles for spectra of sums of Hermitian Matrices

P' L D L' P factorization of symmetric real or hermitian indefinite matrices

Python code that solves the eigensystem associated with Hermitan matrices. Demonstrated by finding the the first few eigenvalues and the corresponding eigenvectors of the aharmonic oscillator Hamiltonian.

Software for computing the inertia of a hermitian Toeplitz-block matrix.