fortran compiler

I have installed Intel Fortran Compiler Version8.1 successfully, but I can't use it to compile fortran program,why? How to test installing successfully? just the message showed successfully during the installing? thanks

 

Do you get any error messages? Any errors in your log files?

 

Yes, the error message is:

Your compiler command was not found. Please check your installation.
Compiler command: ifc OS_NAME: LINUX F_VERS: IFC_V8

 

What's the output of

Code:

updatedb
locate ifc

?