Number to Number
y = f(x) =
x+1
2x
2(x+1) - 1
10(0.1x)^2 - (0.1x)^4 + 2
x =
y =
input -> output
output -> input
Many Numbers to Number
y = f(x1,x2,x3) =
x1+2*x2-x3
x0 + x1
x0 * 2
x0 + 1
x =
y =
input -> output
output -> input
Arbitrary
y = f(x) =
x0 + x1
x1+2*x2-x3
x0 * 2
x0 + 1
x =
y =
input -> output
output -> input