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Tag Archive for: real numbers

what are numbers

What Are Numbers?

August 14, 2023
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7 Comments
Introduction When doing mathematics,  we usually take for granted what natural numbers, integers, and rationals are. They are pretty intuitive.   Going…
https://www.physicsforums.com/insights/wp-content/uploads/2023/08/what-are-numbers.png 135 240 Bill Hobba https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png Bill Hobba2023-08-14 22:43:452023-11-01 18:53:56What Are Numbers?
What are real numbers

Real Numbers Explained: Definition, Axioms & Properties

May 22, 2019
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0 Comments
Real numbers are the complete set of values on the continuous number line, denoted ℝ, and they include both rational numbers (fractions and repeating…
https://www.physicsforums.com/insights/wp-content/uploads/2019/05/what_are_real_numbers.png 135 240 Multiple_Authors https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png Multiple_Authors2019-05-22 18:46:312026-07-31 11:32:23Real Numbers Explained: Definition, Axioms & Properties
999equals1

Why 1 = 0.999…: Four Simple Proofs Explained

October 17, 2015
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111 Comments
Yes, 1 and 0.999... are exactly the same real number, not merely two numbers that happen to be extremely close. This surprises many people because 0.999...…
https://www.physicsforums.com/insights/wp-content/uploads/2015/10/999equals1.png 135 240 Multiple_Authors https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png Multiple_Authors2015-10-17 12:24:272026-07-31 10:53:26Why 1 = 0.999…: Four Simple Proofs Explained

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