12 basic functions

The Identity Function (Y=X)

The Square Root Function (Square Root of X)

The Cubic Function (X raised 3)

The Reciprocal Function (1/X)

The Squaring Function (X squared)

The Exponential Function (e raised X)

The Natural Log Function (Y=ln(X))

The Sine Function (Y=sin(X))

The Cosine Function (Y=cos(X))

The Absolute Value Function (Y=abs(X))

The Greatest Integer Function (Y=int(X))

The Logistic Function (Y=1/(1+e raised -X))