intersection.m

%{
 * Copyright (C) 2020-2030, The Regents of The University of Michigan.
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 * This software was developed in the Biped Lab (https://www.biped.solutions/) 
 * under the direction of Jessy Grizzle, grizzle@umich.edu. This software may 
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 * AUTHOR: Bruce JK Huang (bjhuang[at]umich.edu)
 * WEBSITE: https://www.brucerobot.com/
%}

function cross = intersection(line1, line2)
    cross=[line1(1) -1; line2(1) -1]\[-line1(2);-line2(2)];
end