| Definition | N438W2RSRD | definition | open | Wikipedia Kervaire–Milnor group#KVNF |
| Definition | N44JEX5Z3F | definition | open | Wikipedia Inflection point#H26X |
| Definition | N4QW34KR5K | definition | open | Wikipedia Co-NP-complete#1KF6 |
| Definition | N4T0V14RMV | definition | open | Wikipedia Invariant sigma-algebra#7DUA |
| Definition | N4TSFYNTMS | definition | open | Wikipedia Dirichlet beta function#PS7C |
| Definition | N54HYRN1XV | definition | open | Wikipedia Pisano period#2M6G |
| Definition | N5Q07HTV2E | definition | open | Wikipedia Markov renewal process#MS7H |
| Definition | N6FEQN2G35 | definition | open | Wikipedia Concrete category#BK2O |
| Definition | N6T65MXY7F | definition | open | Wikipedia Young's modulus#J665 |
| Definition | N7P9QTWQV8 | definition | open | Wikipedia Kullback–Leibler divergence#FXJ4 |
| Definition | N82Y4D1DEB | definition | open | Wikipedia Noncommutative signal-flow graph#O4SJ |
| Definition | N8CSD7RZFD | definition | open | Wikipedia Profinite word#ZJN5 |
| Definition | N8N43CY4QW | definition | open | Wikipedia Complex normal distribution#D758 |
| Definition | N8RQVXMQJC | definition | open | Wikipedia Logrank test#YERB |
| Definition | N9GK6462QB | definition | open | Wikipedia McKay graph#GT0Z |
| Definition | N9P0C8K1Q8 | definition | open | Wikipedia Cylindrical harmonics#S4IG |
| Definition | N9XBR0QJ68 | definition | open | Wikipedia Herbrand structure#WQ4C |
| Definition | N9YWEGK82M | definition | open | Wikipedia Coequalizer#SKC6 |
| Definition | NA4JWVZ5S6 | definition | open | Wikipedia A-group#W6Q6 |
| Definition | NAM6XRHZJ2 | definition | open | Wikipedia Pochhammer k-symbol#QDAS |
| Definition | NAP7ET4D52 | definition | open | Wikipedia Blaschke sum#TPB4 |
| Definition | NAPCTHCYHK | definition | open | Wikipedia Induced subgraph#NFTK |
| Definition | NARDKJGB5Y | definition | open | Wikipedia Berezinian#2ANS |
| Definition | NARZ5JD5TB | definition | open | Wikipedia Generalized conic#C3SR |
| Definition | NB45D02NCJ | definition | open | Wikipedia Covering space#I6W1 |
| Definition | NB5BD2AY6V | definition | open | Wikipedia Congruence relation#Y586 |
| Definition | NBG7QB075Q | definition | open | Wikipedia Minimax estimator#AW7N |
| Definition | NC4T0PMC1T | definition | open | Wikipedia Convergent matrix#4XH6 |
| Definition | NCB0CMJZ5S | definition | open | Wikipedia Optimal radix choice#LI2U |
| Definition | NCNNXC5FNY | definition | open | Wikipedia Stabilizer code#Z613 |
| Definition | NE2C2VPSBW | definition | open | Wikipedia Euler–Rodrigues formula#LO52 |
| Definition | NE3MZD92BQ | definition | open | Wikipedia Ore algebra#0UYD |
| Definition | NE79SRJAP9 | definition | open | Wikipedia Uncorrelatedness#0KQT |
| Definition | NE9GDW94YW | definition | open | Wikipedia Fundamental pair of periods#UJIE |
| Definition | NEAW9ZAFWA | definition | open | Wikipedia Continuous q-Legendre polynomials#QEIH |
| Definition | NEC9HVDFC7 | definition | open | Wikipedia Demonic composition#X4M6 |
| Definition | NES3FHEJ1J | definition | open | Wikipedia Hrushovski construction#H7HP |
| Definition | NEYX789D6C | definition | open | Wikipedia Search problem#GOZF |
| Definition | NEZFQMVNCJ | definition | open | Wikipedia Random group#O7J5 |
| Definition | NFFR5YAJ7M | definition | open | Wikipedia Alfvén wave#S0OT |
| Definition | NFG3JE0NQB | definition | open | Wikipedia Semialgebraic set#3LUT |
| Definition | NGHY33TDC1 | definition | open | Wikipedia Wiener process#PDNJ |
| Definition | NGS4XQMPHT | definition | open | Wikipedia Moyal product#KQ7M |
| Definition | NH1YFT79Q6 | definition | open | Wikipedia Spectral density#65CO |
| Definition | NHSRVD2PGT | definition | open | Wikipedia Differential algebra#8P1F |
| Definition | NHT3BP7RR9 | definition | open | Wikipedia Algebraic decision diagram#U0A4 |
| Definition | NJ033Z9VSV | definition | open | Wikipedia Memorylessness#TYWF |
| Definition | NJHH17AYR3 | definition | open | Wikipedia 4-polytope#W11I |
| Definition | NJMY40898B | definition | open | Wikipedia Exclusive or#XPG2 |
| Definition | NJS7VBYSKA | definition | open | Wikipedia Elliptic complex#710L |
| Definition | NJTZQZ257A | definition | open | Wikipedia Kernel (set theory)#FJ3P |
| Definition | NJW3GTCC8R | definition | open | Wikipedia Logarithmic spiral#71B3 |
| Definition | NJXXP2KKCA | definition | open | Wikipedia Thurstonian model#GMUF |
| Definition | NK2E5E24DP | definition | open | Wikipedia Divergence#KPWI |
| Definition | NKFCXD7F2F | definition | open | Wikipedia Balanced ternary#ZGBR |
| Definition | NKQ1YXF72F | definition | open | Wikipedia Weak trace-class operator#YMN4 |
| Definition | NKQW2Q7632 | definition | open | Wikipedia Angles between flats#5SXR |
| Definition | NKWPH6GGZT | definition | open | Wikipedia Killed process#ZAZQ |
| Definition | NM3ZG7XAK8 | definition | open | Wikipedia Nowhere dense set#0HGX |
| Definition | NMTVB037K7 | definition | open | Wikipedia H topology#FEDO |
| Definition | NMYYBGN7K7 | definition | open | Wikipedia Poisson wavelet#JQ1H |
| Definition | NN1RSY2HW7 | definition | open | Wikipedia Tropical projective space#2ZOH |
| Definition | NN24YFM6GW | definition | open | Wikipedia Lagrange polynomial#SSIQ |
| Definition | NNGTVXV99Z | definition | open | Wikipedia Additive process#2EUY |
| Definition | NNMY1WF6GP | definition | open | Wikipedia Factorion#DHF6 |
| Definition | NNNM9RMHX2 | definition | open | Wikipedia Package-deal fallacy#AR8E |
| Definition | NNVQSJCQMN | definition | open | Wikipedia Dedekind zeta function#JDVJ |
| Definition | NP0Y3AGP7C | definition | open | Wikipedia Measure space#VCX6 |
| Definition | NPADCJDPPQ | definition | open | Wikipedia Poisson wavelet#SOA7 |
| Definition | NPC668BTT8 | definition | open | Wikipedia Ideal on a set#V5U7 |
| Definition | NPCXQK82WX | definition | open | Wikipedia Injective module#AXLE |
| Definition | NPF674EGC5 | definition | open | Wikipedia Cartesian fibration#31AL |
| Definition | NPFZ6MXXK3 | definition | open | Wikipedia Maximum and minimum#53YL |
| Definition | NQ1Q6EQ26E | definition | open | Wikipedia Multi-objective optimization#PSGL |
| Definition | NQFKGZ2KHK | definition | open | Wikipedia Learning analytics#TONG |
| Definition | NQPFRJSK7B | definition | open | Wikipedia Adjacency matrix#7LGP |
| Definition | NQQJJG019N | definition | open | Wikipedia Markushevich basis#D91C |
| Definition | NQR3H16KRP | definition | open | Wikipedia Chromatic polynomial#HJBF |
| Definition | NQYV9YZ7P3 | definition | open | Wikipedia Frieze group#9PD9 |
| Definition | NQZSNRVF0X | definition | open | Wikipedia Set of uniqueness#CYUY |
| Definition | NR7WMZSQNP | definition | open | Wikipedia Higher local field#O3XN |
| Definition | NRAYEHRX48 | definition | open | Wikipedia Order isomorphism#14JS |
| Definition | NRCEMYKS1E | definition | open | Wikipedia Bender–Knuth involution#B9PJ |
| Definition | NRGDEK4AM5 | definition | open | Wikipedia Direct sum of topological groups#5WMP |
| Definition | NRRRV6GW5G | definition | open | Wikipedia Itô diffusion#Q7AS |
| Definition | NS2XM52N4C | definition | open | Wikipedia Decision problem#YUE9 |
| Definition | NSRSXQZQ26 | definition | open | Wikipedia Grothendieck topology#TNHM |
| Definition | NSZE0J7A3Z | definition | open | Wikipedia Random self-reducibility#OT00 |
| Definition | NT4J2RZF3H | definition | open | Wikipedia Geometric distribution#YJFG |
| Definition | NTA887PBRZ | definition | open | Wikipedia Sten scores#BIXQ |
| Definition | NTN9E3NPPT | definition | open | Wikipedia Artin–Schreier curve#2G7S |
| Definition | NTZ2QPBESY | definition | open | Wikipedia Direct sum of groups#I3S6 |
| Definition | NV03GK5GPW | definition | open | Wikipedia Zuckerman functor#PINO |
| Definition | NV1SKGFB7H | definition | open | Wikipedia Hyperbolic triangle#QF6J |
| Definition | NV71D5W3P3 | definition | open | Wikipedia Orlicz sequence space#D9W3 |
| Definition | NVMKH7CW8G | definition | open | Wikipedia Continuous big q-Hermite polynomials#UMBI |
| Definition | NW6Q0DM62P | definition | open | Wikipedia Kendall tau distance#M94W |
| Definition | NWD6839BM0 | definition | open | Wikipedia Variance inflation factor#3MDF |
| Definition | NWEKCHYFNA | definition | open | Wikipedia Wave#P2QV |
| Definition | NWXVXYQEFF | definition | open | Wikipedia Pi#A6XJ |