Angular Defect
The Difference between the Sum of face Angles 
at a Vertex of a Polyhedron and 
,
See also Descartes Total Angular Defect, Jump Angle
- Mixed Strategy
- Mixed Tensor
- Mnemonic
- Mock Theta Function
- Mod
- Mode
- Model Completion
- Mode Locking
- Model Theory
- Modified Bessel Differential Equation
- Modified Bessel Function of the First Kind
- Modified Bessel Function of the Second Kind
- Modified Spherical Bessel Differential Equation
- Modified Spherical Bessel Function
- Modified Struve Function
- Modular Angle
- Modular Equation
- Modular Form
- Modular Function
- Modular Function Multiplier
- Modular Gamma Function
- Modular Group
- Modular Lambda Function
- Modular Lattice
- Modular System