Community Tip - Did you get called away in the middle of writing a post? Don't worry you can find your unfinished post later in the Drafts section of your profile page. X
Heart 2D in Mathcad 15 (the equations are taken from PTC's Mathcad Blog: http://blogs.ptc.com/2012/02/14/spread-the-love-with-mathcad-prime-2-0/ ).