https://www.intel.com/content/www/us/en/docs/onemkl/developer-reference-c/2025-2/hgeqz.html
?hgeqz
Implements the QZ method for finding the generalized eigenvalues of the matrix pair (H,T).
https://www.intel.com/content/www/us/en/docs/onemkl/developer-reference-c/2023-1/hgeqz.html
?hgeqz
Implements the QZ method for finding the generalized eigenvalues of the matrix pair (H,T).