Point-Plane Distance
Given a Plane
 | (1) |
, the Normal to the Plane is given by  | (2) |
 | (3) |
onto 
, |  |  | |
|  | ||
|  | ||
|  | (4) |
- Simple Harmonic Motion Quadratic Perturbation
- Simple Harmonic Oscillator
- Simple Interest
- Simple Polygon
- Simple Ring
- Simplex
- Simplex Method
- Simplicial Complex
- Simplicial Homology
- Simplicity
- Simply Connected
- Simpson's 3/8 Rule
- Simpson's Paradox
- Simpson's Rule
- Simson Line
- Sinc Function
- Sinclair's Soap Film Problem
- Sine
- Sine-Gordon Equation
- Sine Integral
- Sines Law
- Sine-Tangent Theorem
- Singly Even Number
- Singular Homology
- Singularity