/[escript]/trunk/doc/examples/lit_driven_cavity.py
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Contents of /trunk/doc/examples/lit_driven_cavity.py

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Revision 2344 - (show annotations)
Mon Mar 30 02:13:58 2009 UTC (9 years, 9 months ago) by jfenwick
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Change __url__ to launchpad site

1 ########################################################
2 #
3 # Copyright (c) 2003-2008 by University of Queensland
4 # Earth Systems Science Computational Center (ESSCC)
5 # http://www.uq.edu.au/esscc
6 #
7 # Primary Business: Queensland, Australia
8 # Licensed under the Open Software License version 3.0
9 # http://www.opensource.org/licenses/osl-3.0.php
10 #
11 ########################################################
12
13 __copyright__="""Copyright (c) 2003-2008 by University of Queensland
14 Earth Systems Science Computational Center (ESSCC)
15 http://www.uq.edu.au/esscc
16 Primary Business: Queensland, Australia"""
17 __license__="""Licensed under the Open Software License version 3.0
18 http://www.opensource.org/licenses/osl-3.0.php"""
19 __url__="https://launchpad.net/escript-finley"
20
21 # $Id:$
22
23 from esys.escript import *
24 from esys.finley import Rectangle
25 from esys.escript.models import StokesProblemCartesian
26 NE=25
27 dom = Rectangle(NE,NE,order=2)
28 x = dom.getX()
29 sc=StokesProblemCartesian(dom)
30 mask= (whereZero(x[0])*[1.,0]+whereZero(x[0]-1))*[1.,0] + (whereZero(x[1])*[0.,1.]+whereZero(x[1]-1))*[1.,1]
31 sc.initialize(eta=.01, fixed_u_mask= mask)
32 v=Vector(0.,Solution(dom))
33 v[0]+=whereZero(x[1]-1.)
34 p=Scalar(0.,ReducedSolution(dom))
35 v,p=sc.solve(v,p, verbose=True)
36 saveVTK("u.xml",velocity=v,pressure=p)

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