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

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Revision 5707 - (hide annotations)
Mon Jun 29 03:59:06 2015 UTC (3 years, 7 months ago) by sshaw
File MIME type: text/x-python
File size: 1838 byte(s)
adding copyright headers to files without copyright info, moved header to top of file in some cases where it wasn't
1 jfenwick 3981 ##############################################################################
2 ksteube 1811 #
3 jfenwick 5593 # Copyright (c) 2003-2015 by The University of Queensland
4 jfenwick 3981 # http://www.uq.edu.au
5 ksteube 1811 #
6     # Primary Business: Queensland, Australia
7     # Licensed under the Open Software License version 3.0
8     # http://www.opensource.org/licenses/osl-3.0.php
9     #
10 jfenwick 3981 # Development until 2012 by Earth Systems Science Computational Center (ESSCC)
11 jfenwick 4657 # Development 2012-2013 by School of Earth Sciences
12     # Development from 2014 by Centre for Geoscience Computing (GeoComp)
13 jfenwick 3981 #
14     ##############################################################################
15 sshaw 5707 from __future__ import division, print_function
16 ksteube 1811
17 jfenwick 5593 __copyright__="""Copyright (c) 2003-2015 by The University of Queensland
18 jfenwick 3981 http://www.uq.edu.au
19 ksteube 1811 Primary Business: Queensland, Australia"""
20     __license__="""Licensed under the Open Software License version 3.0
21     http://www.opensource.org/licenses/osl-3.0.php"""
22 jfenwick 2344 __url__="https://launchpad.net/escript-finley"
23 ksteube 1811
24 gross 567 from esys.escript import *
25 gross 569 from esys.escript.linearPDEs import LinearPDE
26 sshaw 5288 try:
27     from esys.finley import Rectangle
28     HAVE_FINLEY = True
29     except ImportError:
30     HAVE_FINLEY = False
31 caltinay 3346 from esys.weipa import saveVTK
32 sshaw 5288
33     if not HAVE_FINLEY:
34     print("Finley module not available")
35     else:
36     #... set some parameters ...
37     kappa=1.
38     omega=0.1
39     eta=10.
40     #... generate domain ...
41     mydomain = Rectangle(l0=5.,l1=1.,n0=50, n1=10)
42     #... open PDE and set coefficients ...
43     mypde=LinearPDE(mydomain)
44     mypde.setSymmetryOn()
45     n=mydomain.getNormal()
46     x=mydomain.getX()
47     mypde.setValue(A=kappa*kronecker(mydomain),D=omega,Y=omega*x[0], \
48     d=eta,y=kappa*n[0]+eta*x[0])
49     #... calculate error of the PDE solution ...
50     u=mypde.getSolution()
51     print("error is ",Lsup(u-x[0]))
52     # output should be similar to "error is 1.e-7"
53     saveVTK("x0.vtu",sol=u)
54 lkettle 575

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Name Value
svn:eol-style native
svn:keywords Author Date Id Revision
svn:mergeinfo /branches/4.0fordebian/doc/examples/usersguide/helmholtz.py:5567-5588 /branches/lapack2681/doc/examples/usersguide/helmholtz.py:2682-2741 /branches/pasowrap/doc/examples/usersguide/helmholtz.py:3661-3674 /branches/py3_attempt2/doc/examples/usersguide/helmholtz.py:3871-3891 /branches/restext/doc/examples/usersguide/helmholtz.py:2610-2624 /branches/ripleygmg_from_3668/doc/examples/usersguide/helmholtz.py:3669-3791 /branches/symbolic_from_3470/doc/examples/usersguide/helmholtz.py:3471-3974 /branches/symbolic_from_3470/ripley/test/python/doc/examples/usersguide/helmholtz.py:3517-3974 /release/4.0/doc/examples/usersguide/helmholtz.py:5380-5406 /trunk/doc/examples/usersguide/helmholtz.py:1388-2483 /trunk/ripley/test/python/doc/examples/usersguide/helmholtz.py:3480-3515

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