Subcategories:
You can see the full category hierarchy on the Category Map.
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| 100% | A AND A EQUALS B | Alphabetic Algebra Never Dies. Appealling Equations Quite Useful, Although Lacking Spelling Beauty. | Tony McCoy O'Grady | 
| 100% | ABACUS | Abundant Beads, Addition & Calculation Utility System. | Tony McCoy O'Grady | 
| 100% | ABACUS (2) | All Beads Are Calculated Using Slides | Rico Leffanta | 
| 100% | ADDITION | Arithmetic Device Drummed Into Tots... It's Only Natural. | Angela Brett | 
| 78% | ALGEBRA | Aids Learning Geometry - Educates Beginners on Ratios of Area. | Angela Brett | 
| 100% | ALGEBRA (2) | Abstract Logic Governs Everything - Broad-Ranging Applications. | Angela Brett | 
| 88% | ALGEBRA (3) | Applying a Little Generalisation Eventually Brings Relevant Answer | Angela Brett | 
| 100% | ALGEBRA (4) | Arithmetic Logically Grasps, Expressing Bounties: Representation Algebraic! | Charles H. Montgomery, Jr. | 
| 100% | ALGEBRA (5) | Abstract Logic Generalises Everything; Beautiful Relationships Appear | Angela Brett | 
| 100% | ALGEBRA (6) | Arithmetic Lovingly Grasps, Expressing Bounties: Representation Algebraic! | Charles H. Montgomery, Jr. | 
| 100% | ALGEBRA (7) | Arithmetic Literally Generalized! Expressions Birth Real Abstraction/Adaptibility! | Charles H. Montgomery, Jr. | 
| 100% | ARITHMETIC | A Really Irritating Task Humans Must Endure 'Til It Calculates. | Timothy Chambers | 
| 91% | ARITHMETIC (2) | Archimedes Rigorously Iterated This, Had 'Method of Exhaustion'. Today: 'Integral Calculus'. | Angela Brett | 
| 100% | ARITHMETIC (3) | Adding Real Integers Together Has Made Everyone Think It's Complicated | Angela Brett, when somebody mentioned the mnemonic 'A Red Indian Thought He Might Eat Toffee In Church', and noted that a politically correct version would spell anathematic. | 
| 100% | CALCULATOR | Complex And Liberating Creation - Users Lose Ability To Orchestrate Ratios | Tony McCoy O'Grady Science:Electronics | 
| 100% | CALCULATOR (2) | Challenged - Arithmetically Love Computing Using Least-Advanced, Typically Onmoney Reckoning! | Charles H. Montgomery, Jr. Science:Electronics | 
| 100% | CALCULATOR (3) | Children Always Love Computing Using Least-Advanced, Typically Onmoney Reckoning! | Charles H. Montgomery, Jr. Science:Electronics | 
| 100% | CALCULATOR (4) | Children Always Look Comfortable Using Least-Advanced, Typically Onmoney Reckoning! | Charles H. Montgomery, Jr. Science:Electronics | 
| 80% | CALCULUS | Complicated Algebraic Logic for Calculating Useful Limits and Undefined Sums | Angela Brett | 
| 100% | CHAOS | Created Havoc Amongst Orthodox Scientists | Angela Brett | 
| 100% | CHAOTIC | Can't Highly Accurately Observe These Iterative Creations. | Angela Brett, after reading about the mathematical phenomenon chaos... it's all about sequences which seem totally random but are generated by a simple mathematical rule - however, slight changes in the starting values can drastically change the whole thing, so chaotic motion is still very difficult to predict. | 
| 100% | CODE (2) | Confusingly Ordered Diatribe, Enigma | Gavin Lambert Communication | 
| 86% | COSINE | Coordinate Of Something In Non-eccentric Ellipse | Angela Brett | 
| 100% | DECIMAL POINT | Dot Emphasising Change In Magnitude... Any Leftward Part's Obviously Integral, Nearby's Tenths. | Angela Brett | 
| 100% | DETERMATHATIONS | Daily Explain/Energise/Engineer! Test/ Extend Reality! Multiply Algorithms / Tools Habile! Advance/Adapt! Transfinites: Infinities/Increasing/Infinitely, Observe Nuances! Sciences/Study! | Charles H. Montgomery, Jr. Words & Wordplay:Made Up Words | 
| 100% | EIGENVECTOR | Excess Instructions Generate Exhausting, Not-Very-Exciting Classes. Tedium Often Results. | Angela Brett, while sitting through a lecture about eigenvalues and eigenvectors (a topic which everyone in the class had learnt about at least once) which was being taught agonisingly slowly. Education:Slow Teaching | 
| 92% | EIGENVECTOR (2) | Employing Ineffective Gaussian Elimination's Not Very Efficient... (we) Can Think Out Results! | Angela Brett, during the same lecture as the first EIGENVECTOR, when the lecturer insisted on using Gaussian elimination while finding the eigenvectors of 2 by 2 matrices despite having already pointed out that it wouldn't give us any extra information. Education:Slow Teaching | 
| 89% | ELEMENTS | Euclid's Libers Expertly Made Evident Noncontradictory Theory of Shapes. | Angela Brett | 
| 100% | ENCRYPTION | Each New Code Requires Your Powers To Interpret Others' Notes. | Angela Brett Computers | 
| 100% | HAM SANDWICH THEOREM | Here's A Mathematical Statement Anyone (Not Dealing With Integrals) Can Hungrily Test. Halve Exactly Outer Rolls, Even Meat. | Angela Brett (From the Collins dictionary of Mathematics: ham sandwich theorem, n, a colourful name for the theorem that given three volumes in Euclidean three-space, there is at least one plane which simultaneously bisects the three volumes. As a consequence, any sandwich may be cut in such a way that the two pieces have equal amounts of filling and equal amounts of each slice of bread.) Food & Drink | 
| 80% | INFINITENESS! | Integers! Negatives First; additive Identity Nil; multiplicative Identity (one); Two; Endless Naturals; Efficient Socially / Scientifically! | Charles H. Montgomery, Jr. I tried INFINITY, but Y blocked me. Turned to INFINITE. Then I decided to name the 3 classes of WHOLE NUMBERS ( - 0 + ). So, I chose INFINITENESS! This 12-letter really challenged my BABY'S BRAIN!" Negatives First; additive  Identity Nil; multiplicative Identity (one); Two; Endless Naturals" relates to the NUMBER LINE. The INFINITY of the INTEGERS is the SMALLEST INFINITY! Reference: TRANSFINITE in SET THEORY. | 
| 100% | INFINITY | Increment Numbers Forever - It's Nuts, I Tell You! | Angela Brett | 
| 100% | INTEGRATION PROJECT | It's Not Too Easy Getting Result... Adding That Infinity Of Negligible Parts. Relying On Just Exhaustive Calculation's Terrible! | Angela Brett, when somebody searched for that phrase on the Acronyms website. | 
| 100% | MATH | Much About Tedious Hypotheses | PiMaster | 
| 100% | MATH (2) | Manna! Abstract/Apparent Truth Habitually/Healthfully! | Charles H. Montgomery, Jr. | 
| 100% | MATHEMATICS | Methodology Attempting To Harmonise Equations, Many Apply Techniques In Calculus & Statistics. | Angela Brett | 
| 92% | MATHEMATICS (2) | Manipulation of Algebraic Theories Holds Excitement. Much Abstract Thought Is Considered Scholarly. | Angela Brett | 
| 100% | MATHEMATICS (3) | Meet Absolute Truth Here... Employ Minimal Assumptions To Imply Complicated Statements. | Angela Brett | 
| 100% | MATHS | Models, Axioms, Theorems, Hypothetical Structures | Angela Brett | 
| 100% | MATH THEM MATICS! | Multiply Access To Help! Training ==> Housing, Employment, Meals! Mobilise Addicts Thru Innovative Compassion! Soar! | Charles H. Montgomery, Jr. | 
| 100% | MATH THEM MAT TICS | Motivate All Tots Humanely! Technical Humans Elevate Man! Math Advances Technology! Technologists: Invent Comforts Social! | Charles H. Montgomery, Jr. | 
| 100% | MATH WHIZ! | Math's Acme, Traveling Higher! Wishes He'd Invented Zero! | Charles H. Montgomery, Jr. Relaxing from TEDIOUS APRONYMISING! (after CIRCLE PERIMETER) | 
| 100% | MATH WIZ | Multiplications & Additions - This 'Hard Work' Is Zero | Tony McCoy O'Grady | 
| 83% | MODEL | Matched Observed Data to Equations? Lovely! | Angela Brett | 
| 89% | NUMERICAL METHODS | Newton's Useful Method of Estimating Roots, Integrals Calculated Arithmetically, Limits Maybe Evaluated The Hard-way... Omitting Differentials & Such. | Angela Brett, upon discovering that a paper she was studying at university entitled 'Differential Equations' was mainly dealing with tedious numerical methods of solving them, and not amazing tricks of calculus. | 
| 100% | ODDEST (2) | Often Directly Divisible, Excepting (Surely) Twos | TMcCO'G | 
| 80% | PATTERNS | Phi-curves And Theta-curves Twisting Elegantly Round Netted Surfaces | Angela Brett, during a lecture mentioning spherical co-ordinates in UNIVERSITY CALCULUS class. | 
| 100% | PLUS | Positively Lonely Unary's Superfluous | Angela Brett, as it is not usually necessary to indicate that a number is positive with a plus sign. | 
| 100% | POLAR | Position's Obvious... Length, Angle Required. | Angela Brett, referring to polar coordinates. | 
| 100% | PRIME | Produce Right Integers Multiplying Eternity | Charles H. Montgomery, Jr. | 
| 100% | PRIME POWERFUL NUMBERS! | Positive = Recursively Invoke (Multiplication * {Each Prime, One Withheld!} ^ Exponent). Represent Factorisation Uniquely, Luminescing Naturals Unlimited! "Mathematics By Expansion: Reduces Swiftly!" | Charles H. Montgomery, Jr. In apronym, PRIME is a transitive verb. One Withheld! means that mathematicians do not define ONE as a PRIME, even though PRIME commonly means FIRST. ONE is called a UNIT. "Mathematics By Expansion: Reduces Swiftly!"  fractions. Fundamental Theorem of Arithmetic  n.  Every natural number is either prime or may be decomposed uniquely into prime factors. | 
| 100% | PRIMES | Positively Represent Individuals! Multiply Essential Services! | Charles H. Montgomery, Jr. | 
| 100% | PRIMES (2) | Positives: Represented Integers. Multiplications Essentially Singular! | Charles H. Montgomery, Jr. | 
| 100% | RABAT | Rotate And Bring About Togetherness | Tony McCoy O'Grady | 
| 77% | RIEMANN SUM | Rewrite (as) Integral (for) Exact Measurement of Area. New Notation Spawns Unerring Method. | Angela Brett | 
| 100% | ROOT | Radical, Or Originating Thing | Tony McCoy O'Grady Assorted Nouns | 
| 100% | SEQUENCE | Some Expect Quite Unremarkable Ending - Numbers Converging Evenly. | Angela Brett | 
| 100% | SEQUENCE (2) | Sometimes Especially Queer Unruly Entity Named Chaos Emerges. | Angela Brett | 
| 100% | SINE | Side Is Numerically Expressed | Tony McCoy O'Grady | 
| 100% | SINE (2) | Symmetry Is Not Even | Angela Brett | 
| 100% | SLOPE | Slanted Lines Offer Plainest Equations | Angela Brett | 
| 100% | SLOPE (2) | Straight Lines Observed? Proportional Elements. | Angela Brett | 
| 87% | SPANNING TREES | Silly! Prim's Algorithm's Not Necessarily Iterated (so) Numbingly Gradually. This is Really Easy, Elementary Stuff! | Angela Brett, when a tutor was spending an hour finding the minimum cost spanning tree for a graph using Prim's algorithm, writing every single step on the board. It could have all been done in about 45 seconds - basically a game of join the dots where instead of finding the next number to decide which dot to go to next, we have to work out the minimum of a few numbers. Education:Slow Teaching | 
| 100% | THIRTY = FRIENDS! | Thirty (Halves {Initial = Remotest - Two} Year) = Four (Regeneration Increases!) + Eleven + Nine Down + Six! | Charles H. Montgomery, Jr. Sum 30-Day Month Numbers: 4(April)+6(June)+9(September)+11(November)=10+20=30 (!) One of my original discoveries when I was less than 45. (Halves {Initial = Remotest - Two} Year): First Half of Year ==>(Initial=4) = (Remotest=6) - 2. Last Half of Year ==>(Initial=9) = (Remotest=11) - 2."Four (Regeneration Increases!) Spring starts late in Three (21 March 2003 in N. Hemisphere)."   "Nine\Down\ Down!=Fall! in September." Time | 
| 100% | TABLES | Truth Arrays... Boolean Logic Explicitly Stated | Angela Brett, referring to truth tables. Science:Electronics | 
| 80% | UNIT | Use N=-1 or I=1 Two! | Charles H. Montgomery, Jr. (Integers have 4 categories:  0, Unit     (-1 or +1), Prime (an Integer>1 whose only divisors are Itself and 1)  and Composite (none of above.) | 
| 80% | UNIT (2) | Unit: Number Integer. Twovalues: 1 or -1. | Charles H. Montgomery, Jr. | 
| 86% | Y-PRIME | You'd Probably Require Integrals to Make Equation. | Angela Brett. (Okay, make isn't quite right, solve is more what I meant... but you'd usually need to use integrals to solve an equation involving y-prime (that is, y' or dy/dx, a.k.a the differential of y with respect to x... it's maths stuff. :) | 
| 100% | ZIP (3) | Zero Incrementation Power | Charles H. Montgomery, Jr. |