D4c1b1: Tridiagonal


f08fec   nag_dsytrd
Orthogonal reduction of real symmetric matrix to symmetric tridiagonal form
f08ffc   nag_dorgtr
Generate orthogonal transformation matrix from reduction to tridiagonal form determined by f08fec
f08fsc   nag_zhetrd
Unitary reduction of complex Hermitian matrix to real symmetric tridiagonal form
f08ftc   nag_zungtr
Generate unitary transformation matrix from reduction to tridiagonal form determined by f08fsc
f08gec   nag_dsptrd
Orthogonal reduction of real symmetric matrix to symmetric tridiagonal form, packed storage
f08gfc   nag_dopgtr
Generate orthogonal transformation matrix from reduction to tridiagonal form determined by f08gec
f08gsc   nag_zhptrd
Unitary reduction of complex Hermitian matrix to real symmetric tridiagonal form, packed storage
f08gtc   nag_zupgtr
Generate unitary transformation matrix from reduction to tridiagonal form determined by f08gsc
f08hec   nag_dsbtrd
Orthogonal reduction of real symmetric band matrix to symmetric tridiagonal form
f08hsc   nag_zhbtrd
Unitary reduction of complex Hermitian band matrix to real symmetric tridiagonal form

NAG C Library
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© The Numerical Algorithms Group Ltd, Oxford UK. 2002