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Re: draw question



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?

> 

> 




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