Subcategories:
You can see the full category hierarchy on the Category Map.
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| purity | |||
| 100% | INTEGERS | Include Naturals - They Even Generate External Rational Set. | 
                Angela Brett | 
| 89% | IRRATIONAL NUMBERS | Integer Rearrangement Refuses to Attain These. Infinite, Orderless Numerals - And Limitless Notation - Usually Measures Boundaries Exactly. Rationals (are) Saner! | 
                Angela Brett | 
| 93% | NATURAL NUMBERS | Now A Toddler Understands Repeated Addition... Lacking Numerals Under 1 - Maths Being Essentially Related to Surroundings. | 
                Angela Brett | 
| 100% | NEGATIVE INTEGERS | Numerical Entities. Going Against The Increasing Variety, Every Individual Number (Though Entire) Gets Endlessly, Relentlessly Smaller | 
                TMcCO'G | 
| 100% | RATIONAL NUMBERS | Representable As Two Integers... Ontop - Numerator... And Lower Numeral? Usually Multiplying By Entry's Reciprocal Suffices. | 
                Angela Brett |