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arithmethic function inside shell script
I want to evaluate an arithmetic expression, where it's a line of shell script, how can I calculate this expression containig log function
tdf= tf*log(n/F) // this is my expression
I know that shell doesnt support these funcs, but is there a service could be embedded in shell to do that ?? where those variables (n, F, ...) are shell vars
can some one help
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