CFD Online Logo CFD Online URL
www.cfd-online.com
[Sponsors]
Home > Forums > General Forums > Main CFD Forum

the numerical library for integral on triangle

Register Blogs Community New Posts Updated Threads Search

Reply
 
LinkBack Thread Tools Search this Thread Display Modes
Old   March 1, 2018, 07:53
Default the numerical library for integral on triangle
  #1
Member
 
Li Ji
Join Date: Sep 2014
Posts: 33
Rep Power: 11
leejearl is on a distinguished road
Hi all,
I need to achieve integral on triangles, and which open source numerical library can do numerical integral on a triangles ?
Thanks!


leejearl
leejearl is offline   Reply With Quote

Old   March 1, 2018, 08:01
Default
  #2
Senior Member
 
Filippo Maria Denaro
Join Date: Jul 2010
Posts: 6,768
Rep Power: 71
FMDenaro has a spectacular aura aboutFMDenaro has a spectacular aura aboutFMDenaro has a spectacular aura about
Quote:
Originally Posted by leejearl View Post
Hi all,
I need to achieve integral on triangles, and which open source numerical library can do numerical integral on a triangles ?
Thanks!


leejearl

There is no need to use library...just use the 2D shape functions for a triangle and get also the analytical integral
FMDenaro is offline   Reply With Quote

Old   March 1, 2018, 09:07
Default
  #3
Member
 
Li Ji
Join Date: Sep 2014
Posts: 33
Rep Power: 11
leejearl is on a distinguished road
Quote:
Originally Posted by FMDenaro View Post
There is no need to use library...just use the 2D shape functions for a triangle and get also the analytical integral
The analytical integral is one solution, but I think the 2D Gauss integral is more suitable for my work.

Thanks.
leejearl is offline   Reply With Quote

Old   March 1, 2018, 09:15
Default
  #4
Senior Member
 
Filippo Maria Denaro
Join Date: Jul 2010
Posts: 6,768
Rep Power: 71
FMDenaro has a spectacular aura aboutFMDenaro has a spectacular aura aboutFMDenaro has a spectacular aura about
Eq.(6.47) is all you need
https://mycourses.aalto.fi/pluginfil...h-Edition-.pdf
FMDenaro is offline   Reply With Quote

Old   March 1, 2018, 19:55
Default
  #5
Member
 
Li Ji
Join Date: Sep 2014
Posts: 33
Rep Power: 11
leejearl is on a distinguished road
Quote:
Originally Posted by FMDenaro View Post
Can you show me the title of the book? Thanks.
leejearl is offline   Reply With Quote

Old   March 1, 2018, 19:58
Default
  #6
Member
 
Li Ji
Join Date: Sep 2014
Posts: 33
Rep Power: 11
leejearl is on a distinguished road
Quote:
Originally Posted by FMDenaro View Post
I have get it. Thank you.
leejearl is offline   Reply With Quote

Reply

« Previous Thread | Next Thread »

Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts
BB code is On
Smilies are On
[IMG] code is On
HTML code is Off
Trackbacks are Off
Pingbacks are On
Refbacks are On

Similar Threads
Thread Thread Starter Forum Replies Last Post
ERROR: unable to find library HJH CFX 6 February 26, 2019 06:52
decomposePar is missing a library whk1992 OpenFOAM Pre-Processing 8 March 7, 2015 07:53
OpenFOAM141dev linking error on IBM AIX 52 matthias OpenFOAM Installation 24 April 28, 2008 15:49
How can I find a free Fortran77 numerical library? Alberto Main CFD Forum 3 January 21, 2008 00:56
Object - Oriented Numerical Library (OONuL) Javier Fuentes Main CFD Forum 0 December 25, 2001 08:34


All times are GMT -4. The time now is 00:33.

Contact Us - CFD Online - Privacy Statement - Top