y12m

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file	doc
for	documentation for the package
size	125 kilobytes

file	y12m.f  y12m.f plus dependencies
for	solution of linear systems, matrices are large and sparse

file	y12mae.f  y12mae.f plus dependencies
for	sparse matrix, solve one system, single right hand side
prec	single

file	y12maf.f  y12maf.f plus dependencies
for	sparse matrix, solve one system, single right hand side
prec	double

file	y12mfe.f  y12mfe.f plus dependencies
for	Solves a large sparse system of linear algebraic equations
,       using Gaussian elimination and sparse matrix techniques.
,	Iterative refinement is applied in order to improve accuracy.
gams	d2a4

lib	ex
for	test programs