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annotate spdiag.m @ 555:8e0067aef5b0

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Make spdiag accept both row and column vectors
author Jonatan Werpers <jonatan@werpers.com>
date Tue, 29 Aug 2017 12:22:01 +0200
parents 9c0192cf099f
children e76321b89c1e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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b6cfc04e576c Changed spdiag to be more like matlabs diag.
Jonatan Werpers <jonatan@werpers.com>
parents: 27
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1 function A = spdiag(a,i)
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9c0192cf099f Added default argument to spdiag.
Jonatan Werpers <jonatan@werpers.com>
parents: 51
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2 default_arg('i',0);
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8e0067aef5b0 Make spdiag accept both row and column vectors
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8e0067aef5b0 Make spdiag accept both row and column vectors
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parents: 81
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4 if isrow(a)
8e0067aef5b0 Make spdiag accept both row and column vectors
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parents: 81
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5 a = a';
8e0067aef5b0 Make spdiag accept both row and column vectors
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parents: 81
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6 end
8e0067aef5b0 Make spdiag accept both row and column vectors
Jonatan Werpers <jonatan@werpers.com>
parents: 81
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0be702829bb9 Generalized spdiag. Added function for createing a banded sparse matrix.
Jonatan Werpers <jonatan@werpers.com>
parents: 45
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8 n = length(a)-abs(i);
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b6cfc04e576c Changed spdiag to be more like matlabs diag.
Jonatan Werpers <jonatan@werpers.com>
parents: 27
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9 A = spdiags(a,i,n,n);
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97a638f91fb8 Added function spdiag(). Fixed a bunch of bugs in the Wave2dCurve scheme.
Jonatan Werpers <jonatan@werpers.com>
parents:
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