MATH WORDS,
AND SOME OTHER WORDS,
OF INTEREST

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    A
  1. Abacus
  2. Abscissa
  3. Absolute Value
  4. Abundant Numbers
  5. Accumulate
  6. Accurate
  7. Achiral
  8. Acre
  9. Acute
  10. Ada, Computer Language
  11. Add
  12. Addend
  13. Adjacent
  14. Aeon
  15. Affine Geometry
  16. Agnesi's Witch curve
  17. Ahmes Papyrus
  18. Alabama Paradox - voting
  19. Alchemy
  20. Aleph-Null
  21. Algebra
  22. Algebraic Numbers
  23. Algorithm
  24. Aliquot Parts
  25. "All Models are Wrong" quote
  26. Altitude
  27. Altitude of triangle, Properties
  28. Amblygon
  29. Amicable Numbers or Pairs
  30. Amplitude
  31. Analemma
  32. Analogy
  33. Angle
  34. Angle Bisectors in a Triangle
  35. Angstrom (unit of length)
  36. Annual
  37. Annulus
  38. Annus Mirabilis - Newton's Miracle Year
  39. Anode - creation of the term
  40. Antares
  41. Antecedent
  42. Anti-Center
  43. Antiparallel
  44. Aphelion
  45. Apoapsis
  46. Apogee
  47. Apollonius Gasket
  48. Apollonius Point
  49. Apollonius Problem
  50. Apothem
  51. Apportionment
  52. Approval Voting
  53. Apse
  54. Apside
  55. Arbelos
  56. Arc
  57. Archimedes Square Dissection Puzzle
  58. Arc Sine or Sin-1
  59. Are
  60. Area
  61. Argand Diagrams
  62. Argument
  63. arithmetic
  64. Arithmetic Books, Early American
  65. arithmetic Books, First North American
  66. Arrive
  67. Asses' Bridge
  68. Associative
  69. Astroid
  70. Astronaut
  71. Astronomical Unit / AU
  72. Asymptote
  73. Atlas
  74. Atom
  75. Aubel's Theorem
  76. Average
  77. Avoirdupois
  78. Axiom
  79. Axis

    80. B
  80. Babylonian Square Root Method
  81. Bacon, Francis; stained glass at Wren Library, Cambridge
  82. Bakhshali Manuscript
  83. Barometer
  84. Barrow, Isaac; stained glass at Trinity Chapel, Cambridge
  85. Barycenter
  86. Baryon
  87. Base
  88. Bayes' Theorem
  89. Bell Curve
  90. Bell's Numbers or Bell Numbers
  91. Benford's Law
  92. Bernoulli's Golden Theorem
  93. Bernoulli Numbers
  94. Bertrand's Postulate (a prime between n and 2n)
  95. The Big Bang
  96. bi-gon (two sided polygon?)
  97. Billion
  98. Bimedian of Quadrilateral
  99. Binary Numbers
  100. Binomial
  101. Binomial Coefficients
  102. Bisect
  103. Bisectors (ANGLE) in a Triangle
  104. Blackboard, History of
  105. Additional notes on History of Blackboards and slates
  106. Bode's Law
  107. Borda Voting
  108. Borrow (in Subtraction)
  109. Bottle Imp Paradox
  110. Bowditch Curves
  111. Box Plot
  112. Brachystochrone
  113. "Bracket X", or Bracket Function
  114. Brahmagupta's Formula
  115. Brahmagupta's Identity on the sums of two squares
  116. Brahmagupta's Multiplication method
  117. The Bride's Chair
  118. Bridge of Asses
  119. Brocard's Problem
  120. Bruns Constant
  121. Bureau

    122. C
  122. C, symbol for Radians
  123. Caduceus
  124. Calculate / Calculus
  125. Calendar
  126. Camera / Camera obscura
  127. Cardinal
  128. Cardinality
  129. Carat
  130. Cardioid
  131. Caret
  132. Carmichael Numbers
  133. Carnot's Theorem
  134. Carroll's Logic Diagrams (by Lesis Carroll)
  135. Carry (arithmetic)
  136. Casting out nines
  137. Casting out elevens
  138. Catalan Numbers
  139. Catenary
  140. Cathetus
  141. Cathode - creation of the term
  142. Cauchy distribution
  143. Ceiling Function,
  144. Census
  145. Center
  146. Centroid or Center of Gravity
  147. Century
  148. Ceres
  149. Cesaro-Stolz Theorem
  150. Ceva's Theorem
  151. Cevian
  152. Chain or Gunter's Chain
  153. Chain Reaction
  154. Chaos
  155. Check
  156. Check methods for arithmetic
  157. Chebyshev's theorem.(a prime between n and 2n)
  158. Chie-no-ita, Chinese puzzle
  159. Chilihedron
  160. Chinese Checkers
  161. Chinese Postman's Problem
  162. Chinese Square Root Method
  163. Chiral
  164. Chi Square
  165. Choose
  166. Chord
  167. Circle
  168. Circuit
  169. Circulate Numbers
  170. Circumcenter
  171. Circumcircle
  172. Circumference
  173. Circumscribe
  174. Class
  175. cloff, commercial discount
  176. Clue
  177. Coefficient
  178. Collatz's Problem
  179. Collinear
  180. Combinations
  181. Commandino's Theorem
  182. Commutative
  183. Compass
  184. Complementary
  185. Complete Graph
  186. Complete Oriented Graph
  187. Complex Fraction
  188. Complex Numbers
  189. Component
  190. Composite & Compound
  191. Compute
  192. Concurrent
  193. Concyclic
  194. Condorcet Voting
  195. Cone
  196. Confidence Interval
  197. Confounding Variables (statistics)
  198. Congruent
  199. Conic Section
  200. Conic Surface
  201. Conjecture
  202. Conjugate
  203. Conjugate Angles
  204. Consequent
  205. Constant
  206. Contact Triangle
  207. Continuous
  208. Converse
  209. Convex
  210. Coordinates
  211. Corollary
  212. Correct
  213. Correlation
  214. Correlation Coefficient
  215. Cosecant
  216. Cosine
  217. Cosines, Law of
  218. Cosine Circle (2nd Lemoine)
  219. Cosmic Rays
  220. Cosmos
  221. Coss and Cossists
  222. Cotangent
  223. Cotes, Roger; stained glass at Trinity Chapel, Cambridge
  224. Counting Boards
  225. Counting Numbers
  226. Crafoord Mathematical Prize
  227. Cramer's Rule
  228. Crescent
  229. Critical Points
  230. Cube
  231. Cube roots, by hand
  232. Cuisenaire rods
  233. Cumulative
  234. Curator
  235. Curtate Cycloid
  236. Cusp
  237. Cybernetics
  238. Cyclic Quadrangles (Quadrilateral)
  239. Cycloid
  240. Cylinder
  241. Cylindrical Projection, MAP

    242. D
  242. Dart, type of quadrilateral
  243. Data/Datum
  244. Dean
  245. Decade
  246. Des Cartes' Circle Thm
  247. Decimal Fractions
  248. Decimal Point & Decimal Comma
  249. Decimal Repeat Bar
  250. Decrease
  251. Degree
  252. Degrees, Why 360 in a circle?
  253. de Gua's Theorem.
  254. Deltoid
  255. Denominator
  256. Derangement
  257. Derivative
  258. Derive
  259. Determinant
  260. Deviation
  261. Devil's Curve
  262. Diagonal
  263. Diagram
  264. Diameter
  265. Diamond
  266. Dice / Die
  267. Dido's Problem
  268. Difference
  269. Difference symbol "~"
  270. Digit
  271. Digital Root
  272. Digon (two sided polygon?)
  273. Dimension
  274. Di-graph or Directed Graph
  275. Discount
  276. Discriminant
  277. Distance
  278. Divide
  279. Dividend
  280. Divide, Symbols for
  281. Divisor
  282. divisor function, sigmakn
  283. Dodecagon
  284. Dodecahedron
  285. Domain
  286. Dollar
  287. Dollar Symbol $
  288. Dot as symbol for multiplication
  289. Double Dummy
  290. Dozen
  291. Drawers of Dirichlet
  292. Droz-Farny Theorem
  293. Duplation and Mediation

    294. E
  294. e for 2.71828...
  295. East
  296. Edge
  297. Egyptian Multiplication
  298. Einstein's Biggest Blunder
  299. Electricity
  300. Electron
  301. Ellipse
  302. Ellipsis
  303. Ellipsoid
  304. Empty Set
  305. Enantiomorphic
  306. End of proof symbol,
  307. Early American Math Textbooks
  308. Eon
  309. Eocene
  310. Eohippus
  311. Equal
  312. = , Equal Symbol
  313. Equation
  314. Equiangular
  315. Equilateral
  316. Equivalent
  317. Ether
  318. Euler Circuits
  319. Euler Line
  320. Euler Path or Circuit
  321. Euler's Planer Graph Theorem (proof) V+F=E+2
  322. Excenter and Excircle
  323. Explementary
  324. Exponent
  325. Extrapolate

    326. F
  326. Factor & Factorial
  327. Factoring (as in "factoring a quadratic")
  328. Fagnano's Problem
  329. Fair division of Assets and Obligations, Discrete Math Notes
  330. February
  331. Fermat Point
  332. Fermat's Last Theorem
  333. Fermat's Little Theorem
  334. Feuerbach's Circle
  335. Fibonacci's Identity on the sums of two squares
  336. Fibonacci's Sequence
  337. Fields Medal
  338. First
  339. Floor Function,
  340. Focus
  341. Forest (planer graph)
  342. Formula
  343. Forty, (why there is no "U" in,)
  344. Four
  345. Fourth Proportional
  346. Fractal
  347. Fraction
  348. Fractional Exponents
  349. Fraction Bar
  350. Frequency
  351. Friday
  352. Frustum
  353. Function
  354. Fundamental Counting Theorem
  355. Furlong (length)

    356. G
  356. Galaxy
  357. Galley method of Division
  358. Gallon
  359. Gallows Function,
  360. Gamma Function
  361. President Garfield's Pythagorean Proof
  362. Gas
  363. Gaudi Magic Square
  364. Gauging
  365. Gelosie Multiplication
  366. Geoboard
  367. Geocenter
  368. Geometric Mean
  369. Geometry
  370. Geometry, Royal Road to?
  371. Gergonne Point / Triangle
  372. Gibbous (phases of moon)
  373. Gilbert, Unit of measure
  374. Girard's Thm
  375. Gnomen
  376. Googol
  377. Gougu Rule
  378. Grad - angle measurement
  379. Grade (of road, etc.)
  380. Graham's Number
  381. Gram, unit of weight(mass)
  382. Graph
  383. Graph Paper
  384. Graphic Solutions to Quadratic Equations
  385. Graph Theory
  386. Grave, early unit for Kilogram
  387. Greater Than Symbol
  388. Greatest Integer Function
  389. Grebe Point
  390. Gross
  391. Gunter's chain"
  392. Gunter's scale"

    393. H
  393. Half, 1/2
  394. Halma, board game
  395. Halmos symbol,
  396. Hamilton's Apportionment Method
  397. Hamiltonian Circuits
  398. Hanoi, Tower of Puzzle
  399. Harmonic Mean
  400. Harmonic Sequence
  401. Hash symbol, #
  402. Haversine
  403. Hawthorne Effect
  404. Heap Paradox
  405. Hectare
  406. Height
  407. HemiSphere
  408. Hein, Piet
  409. The Helen of Geometers
  410. Helium
  411. Helix
  412. Hermetic Seal
  413. Heron's Formula or Hero's Formula
  414. Heronian Mean
  415. Heron's Problem
  416. Hex, the game
  417. Hexdecimal
  418. Hinge
  419. Hippocrates Lune
  420. Hippocratic Oath
  421. Histogram /Histograph
  422. History, Notes on Math teaching
  423. Hoehn's Thm
  424. Hollerith Cards
  425. Hoppity, old Enlish board game
  426. Horizon / Horizontal
  427. Hornbooks
  428. Horsepower
  429. Hour
  430. Houses and Utilities Problem (proof)
  431. Hubble (Unit of distance)
  432. Hundred
  433. Hyperbola
  434. Hyperbole
  435. Hypercube
  436. Hypocycloid of Four Cusps
  437. Hypocycloid of Three Cusps
  438. Hypodermic
  439. Hypotenuse

    440. I
  440. i for square root of -1
  441. identity and symbol ≡
  442. Ides
  443. Idiot
  444. IFF symbol
  445. Imaginary Numbers
  446. Incenter and Incircle
  447. Increase
  448. Increment
  449. Index
  450. Induction, Inductive Proof
  451. Inequality Symbols
  452. Infinitesimul
  453. Infinity
  454. Infinity Symbol
  455. Imperial Gallon
  456. Inscribe
  457. Int Function
  458. Integer
  459. Interpolate
  460. Interval
  461. interquartile range
  462. Inverse Sine or Sin-1
  463. Inverse Square Law
  464. Iodine
  465. Ion - creation of the term
  466. IQR
  467. Irrational Numbers
  468. Iridium
  469. Iris
  470. Ishango Bone
  471. Isogon - Isogonic Lines, Points, Symmetry
  472. Isometry
  473. Isomorphic
  474. Isomorphic symbol,
  475. Isoperimetric
  476. Isopleure, Isopleuron
  477. Isosceles
  478. Italian Method of Division

    479. J
  479. January
  480. Japanese Tangram type puzzle
  481. Jefferson's Apportionment Method
  482. Jerk
  483. Johnson's Theorem
  484. Josephus Problems
  485. Julia Set

    486. K
  486. Kaprekar Numbers
  487. Karat
  488. Kilogram Mass and Force
  489. Klein Bottle
  490. Kissing Circles Theorem
  491. Kite
  492. Knot, (Unit of speed)
  493. Knots and Knot Theory
  494. Kurschak's Theorem
  495. Kurtosis

    496. L
  496. Lame's Numbers
  497. Lattice Multiplication
  498. latus rectum
  499. lb, Pound
  500. Law of Cosines
  501. Law of Large Numbers
  502. Law of Sines
  503. Law of Tangents
  504. League (measure of distance)
  505. Leg
  506. Lemma
  507. Lemniscate
  508. Lemoine Point / Circles
  509. Lens (intersection of two circles)
  510. Leptokurtic
  511. Less Than Symbol
  512. l'Hospital's Rule
  513. Liar's Paradox
  514. Lies, Damned Lies, and Statistics
  515. Lill Circle, A Graphic Solution to Quadratic Equations
  516. Limacon
  517. Limit
  518. Line
  519. Lissajous Figures
  520. ln for natural logarithm
  521. Loculus of Archimedes
  522. Locus
  523. Logarithm
  524. Log-line (instrument for nautical speed)
  525. Long Ton
  526. Lotka's Law
  527. Loxodrome
  528. Lozenge
  529. Lucas Sequence
  530. Ludolph's Number
  531. Lune
  532. Lurking Variables (statistics)

    533. M
  533. "m" for Slope
  534. Macron
  535. Magic Squares
  536. Magnetic Declanation Map (first)
  537. Magnitude
  538. Maltitudes
  539. Mantissa
  540. Matrix
  541. Mars
  542. Mathbooks, Early American
  543. Mathematics
  544. Mathot's Point
  545. Maximum
  546. Mean
  547. Mean Proportional
  548. Measure
  549. Medial Triangle
  550. Median (Origin & statistics)
  551. Medians of a Triangle
  552. Menelaus' Thm
  553. Mercator Projection, MAP
  554. Mercury
  555. Merels, the game
  556. Merhkat
  557. Meter
  558. Metric Ton
  559. Mil or Mill (1/1000)
  560. Mile
  561. Million
  562. Minor
  563. Minuend
  564. Minus
  565. Minute
  566. Miquel's Point & Theorem
  567. Miquel's Pentagon Theorem
  568. Mobius Strip
  569. Mode
  570. Modulus
  571. Mollweide Equations
  572. Monge's Theorem on common tangents of circles
  573. Monge's Point
  574. Monomial
  575. Monte Carlo Method
  576. Months and their Names
  577. Morley's Theorem
  578. Morris, (Nine Men's-) the game
  579. Moscow Papyrus
  580. Mu, , for the average
  581. Multiple Factorial
  582. multiplicand
  583. Multiplication (Ancient/Old methods)
  584. multiplier
  585. multiply
  586. Myriad