Modules¶

gebal: balance matrix
gehrd: reduction to Hessenberg
gehd2: reduction to Hessenberg, level 2
lahr2: step in gehrd
{un,or}ghr: generate Q from gehrd
{un,or}mhr: multiply by Q from gehrd
gebak: back-transform eigvec
hseqr: Hessenberg eig, QR iteration
hsein: Hessenberg inverse iteration for eigvec
trevc: eigenvectors of triangular Schur form, old
trevc3: eigenvectors of triangular Schur form, blocked
laln2: 1x1 or 2x2 solve, step in trevc
trsyl: Sylvester equation
trsyl3: Sylvester equation, level 3
lasy2: Sylvester equation
trsna: eig condition numbers
laqtr: quasi-triangular solve
trexc: reorder Schur form
trsen: reorder Schur form
laexc: reorder Schur form
lanv2: 2x2 Schur factor
— hseqr auxiliary —
laein: eigvec by Hessenberg inverse iteration
lahqr: eig of Hessenberg, step in hseqr
laqr0: eig of Hessenberg, step in hseqr
laqr1: step in hseqr
laqr2: step in hseqr
laqr3: step in hseqr
laqr4: eig of Hessenberg, step in hseqr
laqr5: step in hseqr
iparmq: set parameters for hseqr
— ggev3, gges3 auxiliary —
laqz0: step in ggev3, gges3
laqz1: step in ggev3, gges3
laqz2: step in ggev3, gges3
laqz3: step in ggev3, gges3
laqz4: step in ggev3, gges3