first genus

  • 1Genus of a multiplicative sequence — In mathematics, the genus of a multiplicative sequence is a ring homomorphism, from the cobordism ring of smooth oriented compact manifolds to another ring, usually the ring of rational numbers.DefinitionA genus phi; assigns a number phi;( X ) to …

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  • 2first floor — ground ground (ground), n. [OE. ground, grund, AS. grund; akin to D. grond, OS., G., Sw., & Dan. grund, Icel. grunnr bottom, Goth. grundus (in composition); perh. orig. meaning, dust, gravel, and if so perh. akin to E. grind.] 1. The surface of… …

    The Collaborative International Dictionary of English

  • 3Genus Homo (novel) — Infobox Book | name = Genus Homo title orig = translator = image caption = dust jacket of the first edition of Genus Homo author = L. Sprague de Camp and P. Schuyler Miller illustrator = cover artist = Edd Cartier country = United States language …

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  • 4genus — /jee neuhs/, n., pl. genera /jen euhr euh/, genuses. 1. Biol. the usual major subdivision of a family or subfamily in the classification of organisms, usually consisting of more than one species. 2. Logic. a class or group of individuals, or of… …

    Universalium

  • 5Genus — Genera redirects here. For the operating system, see Genera (operating system). For other uses, see Genus (disambiguation). In biology, a genus (plural: genera) is a low level taxonomic rank used in the biological classification of living and… …

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  • 6Genus-differentia definition — A genus differentia definition is one in which a word or concept that indicates a species a specific type of item, not necessarily a biological category is described first by a broader category, the genus, then distinguished from other items in… …

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  • 7Genus (comics) — Infobox comic book title title =Genus imagesize = 200 caption = Cover of Genus #50. Art by Terrie Smith. schedule = format = ongoing = Y Anthology = y Erotic = y Furry = y multigenre=y publisher = Antarctic Press Radio Comix date = (Antarctic… …

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  • 8Genus–degree formula — In classical algebraic geometry, the genus–degree formula relates the degree d of a non singular plane curve with its arithmetic genus g via the formula: A singularity of order r decreases the genus by .[1] Proofs The proof follows immediately… …

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  • 9First Group — Pour les articles homonymes, voir First. Logo First Group PLC est un groupe privé britannique spécialisé dans le transport public de voyageurs, présent au Royaume …

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  • 10first species rule — Authors that specify the first species named in a new genus to be the type of that genus; generally the works of older authors in which no generic type was specified …

    Dictionary of invertebrate zoology