Re: draw question

*To*: mathgroup at smc.vnet.net*Subject*: [mg74189] Re: draw question*From*: dh <dh at metrohm.ch>*Date*: Wed, 14 Mar 2007 03:42:25 -0500 (EST)*References*: <et5tei$llc$1@smc.vnet.net>

Hi Dimitris, I suppose you want a curve that is symmetrical about the y axis with a peak at x=0. You could e.g. try: Plot[1 - Abs[x]^p, {x, -1, 1}] where 0<p<2, the smaller p, te sharper the apex. Daniel dimitris wrote: > Hello to all! > > How is it possile to create a symmetric "cusp-like" surface. > (I need this graph because in Fracture Mechanics there is the > relevant cusp-like crack-closure). > > Any ideas? > >