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Full use of butcher tableau in time.rk.General. Inline rungekutta step methods
author Jonatan Werpers <jonatan@werpers.com>
date Wed, 09 Jan 2019 22:57:13 +0100
parents e76321b89c1e
children
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function A = spdiag(a,i)
    default_arg('i',0);

    if isrow(a)
        a = a';
    end

    n = length(a)+abs(i);
    A = spdiags(a,i,n,n);
end