pteqr: eig, positive definite tridiagonal

Collaboration diagram for pteqr: eig, positive definite tridiagonal:

Functions
subroutine	cpteqr (compz, n, d, e, z, ldz, work, info)
	CPTEQR
subroutine	dpteqr (compz, n, d, e, z, ldz, work, info)
	DPTEQR
subroutine	spteqr (compz, n, d, e, z, ldz, work, info)
	SPTEQR
subroutine	zpteqr (compz, n, d, e, z, ldz, work, info)
	ZPTEQR

Detailed Description