> >I'm trying to figured out a mathemathic model of the rope when a climber > >falls. > > Coiled, falling with climber, or did the climber let go, or his buddy > on top, or did the rope break? Or did some yahoo tourist let his kid screw around with the safety gear at the top, as recently happened to a good friend of mine? Mike H. PS- He's okay. Scared stupid, but okay. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist