.TH "dlahqr.f" 3 "Wed May 24 2017" "Version 3.7.0" "LAPACK" \" -*- nroff -*- .ad l .nh .SH NAME dlahqr.f .SH SYNOPSIS .br .PP .SS "Functions/Subroutines" .in +1c .ti -1c .RI "subroutine \fBdlahqr\fP (WANTT, WANTZ, \fBN\fP, ILO, IHI, H, LDH, WR, WI, ILOZ, IHIZ, Z, LDZ, INFO)" .br .RI "\fBDLAHQR\fP computes the eigenvalues and Schur factorization of an upper Hessenberg matrix, using the double-shift/single-shift QR algorithm\&. " .in -1c .SH "Author" .PP Generated automatically by Doxygen for LAPACK from the source code\&.