Collaboration diagram for Eig computational routines:

Modules
	— full —

	disna: eig condition numbers

	{he,sy}trd: reduction to tridiagonal

	{he,sy}td2: reduction to tridiagonal, level 2

	latrd: step in hetrd

	{un,or}gtr: generate Q from hetrd

	{un,or}mtr: multiply by Q from hetrd

	{he,sy}trd_2stage: reduction to tridiagonal, 2-stage

	{he,sy}trd_he2hb: full to band (1st stage)

	{he,sy}trd_hb2st: band to tridiagonal (2nd stage)

	{hb,sb}2st_kernels: band to tridiagonal (2nd stage)

	lae2: 2x2 eig, step in steqr, stemr

	laesy: 2x2 eig

	laev2: 2x2 eig

	lagtf: LU factor of (T - λI)

	lagts: LU solve of (T - λI) x = y

	— packed —

	{hp,sp}trd: reduction to tridiagonal

	{up,op}gtr: generate Q from hetrd

	{up,op}mtr: multiply by Q from hptrd

	— banded —

	{hb,sb}trd: reduction to tridiagonal

Modules

Detailed Description