Because it would cause a shadowing warning with every program that ever used the variable name 'e'. This doesn't really seem worth it.

On Sat, Feb 16, 2019 at 11:14 PM chessai . <chessai1996@gmail.com> wrote:

We have the 'pi' constant in the floating typeclass and some trigonometric functions, as well as things like exp/log/expm1/log1p.

Why not provide an 'e' constant?

A default implementation could just be 'exp 1'.
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