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real line |
Also found in: Wikipedia | 0.04 sec. |
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real line [′rēl ′līn] (mathematics) A straight line of infinite extent upon which the real numbers are plotted according to their distance in a positive or negative direction from a point arbitrarily chosen as zero. Also known as number line. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| After all, the real number line is an infinitely long, continuous expanse, while the counting numbers are just isolated milestones along this line. |
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