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Unable to input logarithmic function to comsol

Posted Jun 5, 2016, 7:01 p.m. EDT 1 Reply

Shubham Jain
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I need to input ln(r) in expression and i have also tried with log(r) but it still showing unknown function error so what should i do now?
1 Reply Last Post Jun 6, 2016, 7:41 a.m. EDT
Lars Gregersen COMSOL Employee

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Posted: 8 years ago Jun 6, 2016, 7:41 a.m. EDT
Hi

The natural logarithm in Comsol is called log().

Where are you trying to use this function? What is "r"? What error message do you see? What version of Comsol do you use?

It may help if you attach the model so we can have a look.


--
Lars Gregersen
Comsol Denmark
Hi The natural logarithm in Comsol is called log(). Where are you trying to use this function? What is "r"? What error message do you see? What version of Comsol do you use? It may help if you attach the model so we can have a look. -- Lars Gregersen Comsol Denmark

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