Areas. Square. `A=l^2` ...
Volumes. Cube. `V=s^3` ...
Functions and Equations. Directly Proportional. `y = kx` `k = y/x` ...
Exponents. Product. `a^mxxa^n=a^(m+n)` ...
Radicals. Multiplication. `root(n)(x)xxroot(n)(y)=root(n)(x xx y)` ...
Trigonometry. Trigonometry Ratios. ...
Geometry. Euler's Polyhedral Formula. ...
Vectors. Notation
