；下调和函数- meet-representation
- meet-semi-lattice
- meet-stable
- megistron
- Mehler-Dirichlet integral
- Mehler, F.G.
- Mehler-Fock transform
- Mehler quadrature formula
- Mehler’s Bessel function formula
- Mehler’s Hermite polynomial formula
- Meier, K.
- Meier theorem
- Meijer, C.S.
- Meijer G-function
- Meijer transform
- Meissel, E.D.F.
- Meissel formula
- Melanchthon, P.
- Mellin-Barnes integral
- Mellin formula
- Mellin inversion formula
- Mellin kernel
- Mellin, R.H.
- Mellin transform
- Mello, F.de