Matlab: how to draw a 2D geometry with curved lines in pdetool box

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Fehaid Alshammari
Fehaid Alshammari 2015-2-16
I'm using the pde toolbox in Matlab to solve the diffusion equation in 2D spatial domain. My geometry is irregular, i.e., the edges are curved lines. How can I draw that in the pdetool box ? Say one edge is represented by this equation 3x^2-x^3-x+2 for x from 0 to 3

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