General
Out of Memory
Solution Number: 1243 Versions: All versionsThe error "Out of Memory" occurs. Of the available memory (RAM and virtual memory), one section, the Java heap, is reserved for Java. The rest of the memory will be available for meshing and solving. If you receive the ...
Reducing the size of your COMSOL Multiphysics file
Solution Number: 1238 Versions: All versionsI would like to reduce the size of my COMSOL Multiphysics model file. There are several things that you can do to reduce the file size: First, COMSOL saves files in either a compressed or uncompressed state. You can ...
Selecting Entities by Index Number
Solution Number: 1232 Applies to: COMSOL Multiphysics Versions: All versionsI am following the step-by-step instructions for building an example COMSOL Application and the directions specify a numeric list of entities ( such as boundaries or domains ) to select. How do I find out which ...
The Usage of Form Union and Form Assembly
Solution Number: 1216 Versions: All versionsThere is an option to Form Union or Form Assembly at the end of the Geometry sequence. What does this mean and when should I switch between them? The Geometry branch within the Model Builder consists of a sequence of ...
Error: "Out of memory"
Solution Number: 1030 Versions: All versionsI get an error message, that contains the words Out of memory, for example: Out of memory during LU factorization. or Out of memory during assembly # Background Before resolving this issue, you should go through ...
How does COMSOL Multiphysics handle complex-valued numbers and problems in the frequency domain?
Solution Number: 878 Applies to: AC/DC Module, Acoustics Module, COMSOL Multiphysics, MEMS Module, Plasma Module, RF Module, Semiconductor Module, Structural Mechanics Module, Wave Optics Module Versions: All versionsHow does COMSOL Multiphysics handle complex-valued numbers and problems in the frequency domain? Should I use the RMS, the peak, or the instantaneous value to specify sources in models being solved in the frequency ...