Function chpgst_
Reduces a Hermitian-definite generalized eigenproblem Ax= lambda Bx, ABx= lambda x, or BAx= lambda x, to standard form, where A and B are held in packed storage, and B has been factorized by CPPTRF.
extern(C) void chpgst_
(
int* itype,
char* uplo,
int* n,
std .complex .Complex!(float)* ap,
std .complex .Complex!(float)* bp,
int* info,
int uplo_len
);