/[escript]/trunk/doc/examples/helmholtz.py
ViewVC logotype

Annotation of /trunk/doc/examples/helmholtz.py

Parent Directory Parent Directory | Revision Log Revision Log


Revision 569 - (hide annotations)
Tue Feb 28 05:34:37 2006 UTC (12 years, 11 months ago) by gross
Original Path: trunk/doc/user/examples/helmholtz.py
File MIME type: text/x-python
File size: 627 byte(s)
modified presentation of LinearPDE
1 jgs 102 # $Id$
2 gross 567 from esys.escript import *
3 gross 569 from esys.escript.linearPDEs import LinearPDE
4 jgs 108 from esys.finley import Rectangle
5 jgs 102 #... set some parameters ...
6 jgs 108 kappa=1.
7 jgs 102 omega=0.1
8     eta=10.
9     #... generate domain ...
10 jgs 113 mydomain = Rectangle(l0=5.,l1=1.,n0=50, n1=10)
11 jgs 102 #... open PDE and set coefficients ...
12 gross 567 mypde=LinearPDE(mydomain)
13     mypde.setSymmetryOn()
14 jgs 102 n=mydomain.getNormal()
15     x=mydomain.getX()
16 gross 569 mypde.setValue(A=kappa*kronecker(mydomain),D=omega,Y=omega*x[0], \
17     d=eta,y=kappa*n[0]+eta*x[0])
18 jgs 102 #... calculate error of the PDE solution ...
19     u=mypde.getSolution()
20 gross 569 print "error is ",Lsup(u-x[0])
21 gross 567 # output should be similar to "error is 1.e-7"

Properties

Name Value
svn:eol-style native
svn:keywords Author Date Id Revision

  ViewVC Help
Powered by ViewVC 1.1.26