- Malfatti, G.F.
- Malfatti point
- Malfatti problem
- Malfatti triangle
- malfunction
- Malgrange, B.
- Malgrange-Ehrenpreis theorem
- Malliavin calculus
- Malliavin covariance matrix
- Malliavin, P.
- Malmquist, J.
- Malmquist theory
- mal-posed
- mal-posed problem
- Maltese cross
- plane trigonometry
- plane void graph
- plane wave
- plane wave decomposition
- planigon
- planimeter
- planimetric
- planimetry
- planning
- planning mathematics