# Contents of /trunk/doc/examples/usersguide/lit_driven_cavity.py

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Thu Jan 28 02:03:15 2010 UTC (12 years, 5 months ago) by jfenwick
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```Don't panic.

```
 1 ######################################################## 2 # 3 # Copyright (c) 2003-2010 by University of Queensland 4 # Earth Systems Science Computational Center (ESSCC) 5 6 # 7 # Primary Business: Queensland, Australia 8 # Licensed under the Open Software License version 3.0 9 10 # 11 ######################################################## 12 13 __copyright__="""Copyright (c) 2003-2010 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 19 __url__= 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=-1) # use macro elements for pressure 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.vtu",velocity=v,pressure=p) 37

## Properties

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svn:mergeinfo /branches/lapack2681/doc/examples/usersguide/lit_driven_cavity.py:2682-2741 /branches/restext/doc/examples/usersguide/lit_driven_cavity.py:2610-2624