- Arithmetic, Algebra, Logic
quotient, exp, max, min, root, and, xor, forall, exists, floor...- Relations
eq, neq, equivalent,...- Calculus
ln, int, partialdiff, diff, limit, laplacian...- Set theory
list, union, intersect, cartesian product...- Sequences and series
sum, product,...- Statistics
mean, variance, moment...- Trigonometry
sin, arccos,...- Linear algebra
vector, matrix, vector product,...- Constants
integers, reals, pi, infinity,...
Cca. 100 elements!