"The `Float` which best approximates the mathematical constant \{#0001D452}, the base of the natural logarithm." see(`function exp`,`function log`) shared Float e = 2.7182818284590452354; "The Float which best approximates the mathematical constant \{#03C0}, the ratio of the circumference of a circle to its diameter." shared Float pi = 3.14159265358979323846; Float undefined = 0.0/0.0; Float twoFiftyTwo = (2^52).float;