How do I raise a number to a power in Elixir?

Question

How can I calculate a number with an exponent in Elixir?

For example, 2³ would return 8.

Answer 1

**/2

As of Elixir 1.13, ** is available.

> 2 ** 3 
8

Note: it returns a float if the exponent is less than 0.

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