Math Symbols The Most Valuable and Important Symbols For Set Notation In Use:
"Specialized Set Notations (N, Z, Q, R)"
Background - why math symbols are used. . .
Symbols are a concise way of giving lengthy instructions related to
numbers and logic.
Symbols are an invention, not a discovery. They are a
communication tool. Symbols are used to eliminate
the need to write long, plain language instructions to describe
calculations and other processes.
The most valuable, most frequently used "Math" Symbols . . .
The most important, most frequently used Symbols for Set Notation
are listed below.
Symbols for Set Notation - click symbol
Symbols for Specialized Set Notations: "N, Z, Q, and R" -
stands for the "set" of all natural numbers:
= {1, 2, 3, 4, . . .}
stands for the "set" of all integers:
= {. . . -3, -2, -1, 0, 1, 2, 3 . . .}
stands for the "set" of all rational numbers:
= {x/y : x
, y
}
stands for the "set" of all real numbers:
= {All "Real" Numbers}
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