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directrix |
Also found in: Dictionary/thesaurus, Wikipedia, Hutchinson | 0.04 sec. |
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directrix [də′rek·triks] (mathematics) A fixed line used in one method of defining a conic; the distance from this line divided by the distance from a fixed point (called the focus) is the same for all points on the conic. A curve through which a line generating a given ruled surface always passes. 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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| A 21,000-square-foot building on the same property is leased long-term to Directrix. Cohen currently sits on the board of three other public companies -- Cross Media Marketing (AMEX: XMM); Directrix (OTCBB:DRCX); and Greg Manning Auctions (Nasdaq: GMAI) -- as well as Interlink, a privately held magazine wholesale and distribution company. A 21,000 SF building on the same property is leased long-term to Directrix. |
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