M edit
Molien series - Manin-Mumford conjecture - Ludwig Maurer - microfunction - mixed Hodge structure - Miniprincipal subgroup - Minkowski area - Minkowski formula - Mixing mapping - Möbius configuration - Monodromy principle - Monothetic group - Morse index - - Mukhopadhyaya theorem - Multiplicity of a root - - Mumford-Shah conjecture- Minkowski functional - Moment map - Moment space - Map of spectra - Microbundle - Mittag-Leffler condition - Mackey's orbital analysis - Maximal boundary - Minimal regular norm - Multiplicity of a restricted root - Macbeath curve -
Mackey's subgroup theorem - Mal'tsev theorem - Markov-Kakutani theorem - Matsushima's theorem - Mautner theorem - Mertens-Alexiewicz theorem - Meusnier theorem - Morton Brown's theorem Minimal volume gap conjecture - Mishchenko-Fomenko conjecture - Minkowski's conjecture - Minimal resolution conjecture - Mackey's imprimitivity theorem - Müntz-Szasz theorem - Muntz theorem -
Manin-Mumford conjecture - MacIntyre - Ludwig Maurer - Minimal resolution - Modular lambda function - Paul Monsky -