Order (Difference Set)
Let 
be Group of Order 
and 
be a set of 
elements of . If the set ofdifferences 
contains every Nonzero element of exactly 
times, then is a
-difference set in of order 
.
- Markoff's Formulas
- Markov Algorithm
- Markov Chain
- Markov Matrix
- Markov Moves
- Markov Number
- Markov Process
- Markov's Inequality
- Markov Spectrum
- Markov's Theorem
- Marriage Theorem
- Married Couples Problem
- Marshall-Edgeworth Index
- Martingale
- Mascheroni Constant
- Mascheroni Construction
- Maschke's Theorem
- Mason's abc Theorem
- Mason's Theorem
- Masser-Gramain Constant
- Match Problem
- Matchstick Graph
- Mathematical Induction
- Mathematics
- Mathematics Prizes