Typeclass Notes
- Num: Addition, multiplication, a way to convert from an integer. Also absolute value and negation.
- Real: Part of the real number line. Ordered numbers.
toRational. Does not imply decimals!
- Enum: Next and previous (
succ-essor and pred-ecessor).
- Integral: Integer division.
- Fractional: “Decimal” division.
- Floating: transcendental functions (exponentials, trig, pi, e).
- RealFrac: truncate and round.
- RealFloat: efficient floating point.