Bash squares and exponents

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06-11-2008

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Bash squares and exponents

I'm trying to write a simple bash script and I need something like
var=2^(5+i)
where i is another variable. How would do I this in bash?

jeriryan87

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06-11-2008

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bash v 2.02 & up has the ** operator which is exponentiation

Code:

i=2
var=2**(5+$i)

jim mcnamara

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