fn lsmr_diag(
d: &[f64],
b: &[Complex64],
nx: usize,
maxit: usize,
) -> Vec<Complex64> ⓘExpand description
LSMR for the diagonal operator diag(d) on a spectrum, from x = 0, with lambda = 0,
atol = btol = 0 and conlim = 1e8, as QSM.jl’s rts calls its copy of
IterativeSolvers.jl’s lsmr! (v0.9.2).