annuli
81Гейнзиус, Готфрид — магистр философии, экстраординарный академик по кафедре астрономии Императорской Академии Наук; родился в апреле 1709 г. в Наумбурге; слушал лекции в Лейпцигском университете сначала богословия, а потом исключительно посвятил себя математике. В… …
82Riemann mapping theorem — In complex analysis, the Riemann mapping theorem states that if U is a simply connected open subset of the complex number plane Bbb C which is not all of Bbb C, then there exists a biholomorphic (bijective and holomorphic) mapping f, from U, onto …
83Salmon — is the common name for several species of fish of the family Salmonidae. Several other fish in the family are called trout. Salmon live in both the Atlantic and Pacific Oceans, as well as the Great Lakes and other land locked lakes.Typically,… …
84Siboglinidae — Taxobox name = Siboglinidae image width = 250px image caption = Riftia pachyptila regnum = Animalia phylum = Annelida classis = Polychaeta ordo = Canalipalpata familia = Siboglinidae familia authority = Caullery, 1914 subdivision ranks = Genera… …
85Laurent series — A Laurent series is defined with respect to a particular point c and a path of integration γ. The path of integration must lie in an annulus (shown here in red) inside of which f(z) is holomorphic (analytic). In mathematics, the Laurent series of …
86Antenna (biology) — Antennae (singular antenna) are paired appendages connected to the front most segments of arthropods. In crustaceans, they are biramous and present on the first two segments of the head, with the smaller pair known as antennules. All other… …
87Fermat's spiral — (also known as a parabolic spiral) follows the equation:r = pm heta^{1/2},in polar coordinates (the more general Fermat s spiral follows r 2 = a 2 theta; .) It is a type of Archimedean spiral. [mathworld|urlname=FermatsSpiral |title=Fermat… …
88Scallop — Scientific classification Kingdom: Animalia Phylum …
89Vinča signs — The Vinča signs, also known as the Vinča alphabet, Vinča Turdaş script, or Old European script, are a set of symbols found on prehistoric artifacts from southeastern Europe. A few scholars believe they constitute a writing system of the Vinča… …
90Caecilian — This article is about an order of amphibians. For the bishop of Carthage, see Caecilianus. Caecilians Temporal range: 170–0 Ma …
