scipy.linalg.lapack.dsygvx

scipy.linalg.lapack.dsygvx(a, b[, itype, jobz, range, uplo, vl, vu, il, iu, abstol, lwork, overwrite_a, overwrite_b]) = <fortran object>

Wrapper for dsygvx.

Parameters

ainput rank-2 array(‘d’) with bounds (n,n)

binput rank-2 array(‘d’) with bounds (n,n)

Returns

wrank-1 array(‘d’) with bounds (n)

zrank-2 array(‘d’) with bounds ((jobz[0]==’V’?MAX(0,n):0),(jobz[0]==’V’?(range[0]==’I’?iu-il+1:MAX(1,n)):0))

mint

ifailrank-1 array(‘i’) with bounds ((jobz[0]==’N’?0:n))

infoint

Other Parameters

itypeinput int, optional

Default: 1

jobzinput string(len=1), optional

Default: ‘V’

rangeinput string(len=1), optional

Default: ‘A’

uploinput string(len=1), optional

Default: ‘L’

overwrite_ainput int, optional

Default: 0

overwrite_binput int, optional

Default: 0

vlinput float, optional

Default: 0.0

vuinput float, optional

Default: 1.0

ilinput int, optional

Default: 1

iuinput int, optional

Default: n

abstolinput float, optional

Default: 0.0

lworkinput int, optional

Default: max(8*n,1)