det / inv / transpose → open
Matrix operations
Linear algebra → open
Vectors, rank, bases, eigenvalues and linear systems
Discrete math → open
Sets, number theory, combinations and truth tables
Solve equation → open
Solve for a variable, quadratics, systems
Standard deviation of a list → open
1-Var Stats on L1
Normal distribution → open
normalcdf, invNorm with shaded graph
Hypothesis tests → open
Z/T tests, proportions, χ², ANOVA
Regression → open
Linear, quadratic, exponential… fits
Graph → open
Graph y=, inequalities, polar, parametric
