| Abbreviation | Definition |
|---|---|
| N | None |
| N | Number |
| N | Numeric |
| N | Numerical |
| N | The Nth |
| N | the Number of .... |
| NA | numerical analysis |
| NAA | Nothing At All |
| NAD | Next Action Deterministic |
| NADM | Nearly Analytic Discrete Method |
| NAE | Not All Equal |
| NAMER | National Assessments of Mathematics and English Reading |
| NaN | Not a Number |
| NAQ | Numerical Analysis Query |
| NATM | Nebraska Association of Teachers of Mathematics |
| NB | Naive Bayes |
| NBAE | Nested Bethe Ansatz Equations |
| NBC | Nature's Blueprint of Creation. This term is exclusively used in creativity literature that deals w/ |
| NBFA | non-bifurcated flow assignment |
| NBHM | National Board for Higher Mathematics |