Real Numbers: Difference between revisions
| Line 2: | Line 2: | ||
Each number set contains the number set before it: | Each number set contains the number set before it: | ||
<math>N\subsetZ\subsetD\subsetQ\subsetR</math> | |||
* N: Natural Numbers - ie all whole numbers - 0,1,2... onwards | * N: Natural Numbers - ie all whole numbers - 0,1,2... onwards | ||
Revision as of 09:06, 21 September 2025
Number Sets
Each number set contains the number set before it:
Failed to parse (unknown function "\subsetZ"): {\displaystyle N\subsetZ\subsetD\subsetQ\subsetR}
- N: Natural Numbers - ie all whole numbers - 0,1,2... onwards
- Z: Integers - ie all N plus negative integers - -2,-1,0,1,2...
- D: Decimals - ie all Z plus fractions that
- Q: Rationals - ie
- R: Reals - ie all Q plus the irrationals, which are decimals that neither terminate nor recurr