<< exp DD: 16 bytes decimal arithmetics ddgqr >>

DD_QD (MuPAT) >> DD_QD (MuPAT) > DD: 16 bytes decimal arithmetics > ddeye

ddeye

Identity matrix

Syntax

a = ddeye(m,n)
a = eye(DDmat)

Parameters

m, n

positive integers

DDmat

matrix of DD numbers

a

DD matrix of size [m,n] or size(DDmat), with DD ones on the diagonal.

Description

ddeye(m,n)

returns a (m,n) identity matrix of DD.

Examples

ddeye(1,1) //scalar
ddeye(3,3) //matrix

See Also

Authors

Copyright (C) 2011 - Tsubasa Saito

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