the identity function

f(x)=x

the squaring function

f(x)=x²

The cubing function

f(x)=x³

the reciprocal function

f(x)=(1/x)

the square root function

f(x)=√x

the exponential function

f(x)=eⁿ

the natural logarithm function

f(x)=ln x

the greatest integer function

f(x)=int (x)

the absolute value function

f(x)=abs(x)

the sine function

f(x)=sin x

the basic logistc function

f(x)=(1)/(1+e⁻ⁿ)

the cosine function

f(x)=cos(x)

f(x)=x

f(x)=x²

f(x)=b^x, when b>1

f(x)=|x|

f(x)=x³

ƒ(x)=√x

ƒ(x)=1/x