In Metapost, I want to copy a path and be able to address the points directly. I tried this, but it seems like
pp1 doesn not exists. Any idea how to do it?
beginfig(1); pair p; p1=(0,100); p2=(50, 0); p3=(100,100); pair pp; pp := p shifted (25, 0); show p; show pp; draw p -- pp; endfig;