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Amiga Format CD46 (1999-10-20)(Future Publishing)(GB)[!][issue 1999-12].iso
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spclean.1
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1999-09-16
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spclean(G) Scilab Function spclean(G)
NAME
spclean - sparse matrix utility
CALLING SEQUENCE
Aclean=spclean(A [,tols])
PARAMETERS
A : sparse matrix
Aclean
: sparse matrix
tols : optional 1 x 2 matrix tols=[abstol,reltol]
DESCRIPTION
Aclean=spclean(A,[abstol,reltol]) returns a sparse matrix Aclean where the
small entries of A are set to zero.
An entry Aij is small if abs(Aij) < abstol or
abs(Aij) <reltol*norm(A,1)
EXAMPLE
A=sparse([%eps,0.001;2,0.1])
//spclean(A,[0.002,0])
SEE ALSO
sparse, lusolve, luget, spclean