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annotate +util/get_convergence.m @ 362:ded4156e53e2

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Added 2nd order accurate 2nd derivative with variable coefficents in a separate implementation file, used by the class D2Variable.
author Martin Almquist <martin.almquist@it.uu.se>
date Tue, 20 Dec 2016 15:04:02 +0100
parents 48b6fb693025
children
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48b6fb693025 Initial commit.
Jonatan Werpers <jonatan@werpers.com>
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1 function q = get_convergence(e,h)
48b6fb693025 Initial commit.
Jonatan Werpers <jonatan@werpers.com>
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2 for i = 1:length(e)-1
48b6fb693025 Initial commit.
Jonatan Werpers <jonatan@werpers.com>
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3 q(i) = log(e(i)/e(i+1))/log(h(i+1)/h(i));
48b6fb693025 Initial commit.
Jonatan Werpers <jonatan@werpers.com>
parents:
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4 end
48b6fb693025 Initial commit.
Jonatan Werpers <jonatan@werpers.com>
parents:
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5 end