The smallest Double ε such that 1 + ε ≠ 1.

A very large number.

The largest Int x such that 2**(x-1) is approximately representable as a Double.

Positive infinity.

Negative infinity.

Not a number.

1 / sqrt 2

2 / sqrt pi

log(sqrt((2*pi))

sqrt 2

sqrt (2 * pi)

Euler–Mascheroni constant (γ = 0.57721...)