common arithmetic funs, e.g., mean, min, max #15
Description
mean, sqrt, abs, min, max, ...
?Summary: "max", "min", "range", "prod", "sum", "any", "all"
?log: log, logb, log10, log2, log1p, exp, expm1
?Trig: sin, cos, ...
?mean: weighted.mean, colMeans
?Math: abs, sign, sqrt, ceiling, floor, trunc, cummax, cummin, cumprod, ...
?Math2: round, signif
?Complex: Arg, Conj, Im, Mod, Re