MAINT: mark gufuncs_linalg.py as a internal testing-only module
DOC: document the behavior of generalized N-dim linear algebra functions
ENH: linalg: add helper routines for gufuncs
ENH: linalg: use _umath_linalg for det()
ENH: linalg: use _umath_linalg for slogdet()
ENH: linalg: use _umath_linalg for inv()
ENH: linalg: use _umath_linalg for solve()
ENH: linalg: use _umath_linalg for cholesky()
ENH: linalg: use _umath_linalg for eigvals()
ENH: linalg: use _umath_linalg for eigvalsh()
ENH: linalg: use _umath_linalg for eig()
ENH: linalg: use _umath_linalg for eigh()
ENH: linalg: use _umath_linalg for svd()
BUG: core/umath_linalg: ensure FP error status reflects LAPACK error status
TST: linalg: add tests for generalized linalg functions