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directed number |
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directed numberIn mathematics, number with a positive (+) or negative (−) sign attached, for example +5 or −5. On a graph, a positive sign shows a movement to the right or upwards; a negative sign indicates movement downwards or to the left. 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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