THE CLASSES OF THE REAL NUMBERS

• NATURAL NUMBERS: 1,2,3,…

• THE ZERO : 0

• INTEGERS: …-3,-2,-1,0,1,2,3,…

• RATIONAL NUMBERS: 1/2, 2/3, ETC.

• IRRATIONAL NUMBERS: ?, LOG2, ETC.

• BETWEEN ANY TWO RATIONALS THERE IS AN INFINITE NUMBER OF IRRATIONALS

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