PHP Manual . Prev . Next . PHP 4 >= 4.1.0) array_key_exists -- Checks if the given key or index exists in the array . bool array_key_exists ( mixed key, array search) . array_key_exists() returns TRUE if the given key is set in the array. key can be any value possible for an array index. Example 1. array_key_exists() example . search_array = array("first" => 1, "second" => 4); if (array_key_exists("first", $search_array)) { echo "The 'first' element is in the array"; } . ...

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MOSCOW MATHEMATICAL JOURNAL Volume 1, Numb er 3, July­Septemb er 2001, Pages 407­419 STEADY SOLUTIONS FOR FIFO NETWORKS K. KHANIN, D. KHMELEV, A. RYBKO, AND A. VLADIMIROV Dedicated to Robert Minlos on the occasion of his 70th birthday Abstract. We consider the fluid model of a reentrant line with FIFO discipline and look for solutions with constant flows (steady solutions). ... Kelly networks, fluid models, uniqueness of steady solution, fixed points. ... Let x = N x be a fixed point of N . ...

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. To open an existing file for editing: vi intro . This opens the file intro for editing. This file already exists in the current directory. To create a file to edit: vi part2 . This command starts vi with a new file named part2 . This file does not exist in the current directory until it is written to using the write command. To simply start vi : vi . This command places you in vi . You can then enter and edit text and write it to a file.

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... We consider now change-points in different components of the frequency spectrum of typical EEG signal. ... Only few change-points in power are found in the initial EEG (unless a prominent alpha rhythm is present). ... Change-points in different frequency components of the EEG . ... Change-points in different types of the EEG alpha activity without substantial gradual changes . ... As can be seen from Fig. 7.3, the program reliably detected the change-points despite of such variety of signal patterns...

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Syntactic features of exceptive constructions with krome in Russian The meaning of exception can be expressed by various syntactic constructions with various lexical items: za iskl'ucheniem, krome, pomimo and others. ... 1) Vse prishli, krome Peti. all came except Peter `All but Peter came'. ... In the case of krome2 the predicate is true both for NP in the main clause and for NP in the exceptive phrase: the example (2) means that Peter came and Marie came. ... This pianist is me'. ... KROME1. ...

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... It has been shown [1], that in some cases, in chaos set A the sub-set B can exist, in which the chaos behavior can be stabilized by external parametrical perturbations. ... As the first step I've found the A set (the set of chaotic behavior) and as a second step, by using different parameters combination (that can be consider as parameter perturbations of the system) I've found the B set (the set, where some stable cycles exists). ... For the f(x)=ax(1-x) map this is [3,8 4,0] interval. ...

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... Formulation of the problem ­ angle about the mass center C IC = mR 2 ­ central moment of inertia m and R ­ mass and radius of the hula-hoop k ­ coefficient of viscous friction r ­ radius of the waist FT ­ friction force N ­ reaction force ­ angle between x and CO x = a sin t , IC m m Ё +k (R - (R - y = b cos t = -FT R r ) = m (x sin + y cos ) + FT Ё Ё Ё r ) 2 = m (x cos - y sin ) + N Ё Ё (R - r ) = R ­ non-slippage where constants 0 mod 2 are defined from + µ cos 0 = 0. ...

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... Multiverses: Do Other Universes Exist? ... If one or more of the multiverse hypotheses is correct, then quite possibly they do. In the above computer-enhanced illustration , independent universes are shown as independent circles or spheres . ... An entire set of parallel universes is called a multiverse . The human eye might represent the possibility that realizations of some multiverse hypotheses might only exist in the human mind . ... Publications with keywords: universe - cosmology . ...

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... Кафедра общей экологии Биологического факультета МГУ им. М.В. Ломоносова и . ... Экологический Форум - Фундаментальная Экология : Предложения и замечания по сайту . Тема: existing assortment as regards to selecti . ... Oakley sunglasses are amid essentially the most sold out sun shades in several areas of the world. ... Переход на форум -- Выберите форум -- О сайте "Фундаментальная экология" - Предложения и замечания по сайту Научные семинары - Научные семинары . ...

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... For example, one can consider Gauge theories Extra conditions · there are no sources which are external to the system described by the presented action · solutions to equations of motion are periodic in time with a period T up to a coordinate shift and a spatial rotation, i.e. for all fields on the solution the relation must hold for any t One can always pass to a suitable coordinate system in which One can use the effective ... Math. ... B 68 (1977) 466; S.R. Coleman, Commun. ...

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