Mercurial > repos > public > sbplib

view semiDefIneq.m @ 1120:7963a9cab637 feature/poroelastic

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
In RungeKuttaDiscreteData, make K and U non-sparse to improve performance by roughly a factor of 3.
author Martin Almquist <malmquist@stanford.edu>
date Tue, 07 May 2019 11:41:15 -0700
parents eaf557023fbe
children
line wrap: on
line source

function ineq = semiDefIneq(A, verbose)
    default_arg('verbose', true);
    [m, sub] = minors(A, verbose);

    ineqsys = true;
    for i = 1:length(m)
        ineqsys = ineqsys & m(i) >= 0;
    end

    ineq = simplify(ineqsys);

    str = toString(ineq);
    fprintf('%s\n',strjoin(strsplit(str,' & '), '\n'));
end