LAPACK  3.9.0
LAPACK: Linear Algebra PACKage
dlarrr.f File Reference

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Functions/Subroutines

subroutine dlarrr (N, D, E, INFO)
 DLARRR performs tests to decide whether the symmetric tridiagonal matrix T warrants expensive computations which guarantee high relative accuracy in the eigenvalues. More...
 
dlamch
double precision function dlamch(CMACH)
DLAMCH
Definition: dlamch.f:70