/[escript]/trunk/doc/examples/usersguide/poisson.py
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Annotation of /trunk/doc/examples/usersguide/poisson.py

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Revision 565 - (hide annotations)
Mon Feb 27 00:04:17 2006 UTC (13 years, 7 months ago) by gross
Original Path: trunk/doc/user/examples/mypoisson.py
File MIME type: text/x-python
File size: 445 byte(s)
some updates
1 jgs 102 # $Id$
2 gross 565 from esys.escript import *
3     from linearPDEs import Poisson
4 jgs 108 from esys.finley import Rectangle
5 jgs 102 # generate domain:
6 jgs 108 mydomain = Rectangle(l0=1.,l1=1.,n0=40, n1=20)
7 jgs 102 # define characteristic function of Gamma^D
8     x = mydomain.getX()
9 gross 327 gammaD = whereZero(x[0])+whereZero(x[1])
10 jgs 102 # define PDE and get its solution u
11 gross 327 mypde = Poisson(domain=mydomain)
12     mypde.setValue(f=1,q=gammaD)
13 jgs 102 u = mypde.getSolution()
14     # write u to an external file
15 gross 565 saveVTK("u.xml",sol=u)

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