3,731 research outputs found

    New (Probabilistic) Derivation of Diaz-Metcalf and Pólya-Szegő Inequalities and Consequences

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    Classical inequalities of Diaz - Metcalf and Pólya - Szegő are generalized to probabilistic setting which covers the initial deterministic (both discrete and integral) variants. From these two inequalities, by the probabilistic derivation method further well - known inequalities are obtained (that ones by Kantorovich, Rennie and Schweitzer)

    Mouvance and the medieval author: re-editing Ancrene Wisse

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    The paper discusses the theoretical and practical problems of editing the early thirteenth-century guide for anchoresses, Ancrene Wisse, which (in Paul Zumthor's phrase) is an 'oeuvre mouvante', modified repeatedly from an early stage by its author and others

    D.S. Merezhkovsky and C.G. Jung: General and Special

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    В статье рассмотрены особенности трактовки символа в творчестве Д.С. Мережковского и К.Г. Юнга. Показано влияние идей Мережковского на формирование воззрений К.Г. Юнга, проведен сопоставительный анализ их концепций символа как многозначной и универсальной категории, подчеркнуто значение творчества мыслителей для интерпретации исторических событий и осмысления современной общественной ситуации.The article describes the features of the interpretation of the symbol in the works of D.S. Merezhkovsky and K.G. Jung. The author focuses the attention on the influence Merezhkovsky's ideas on the formation of views of Jung, conducted a comparative analysis their conceptions of symbolism as a multi–valued and universal category, stressed the importance thinkers’ works for the interpret historical events and understanding the contemporary social situation

    Fully localised edge states in boundary layers

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    Investigation of the laminar-turbulent boundary is performed in a boundary-layer flow. Constant homogeneous suction is applied at the wall in order to prevent the spatial growth of the layer, leading to the parallel Asymptotic Suction Boundary Layer (ASBL). Edge tracking is performed in a large computational domain allowing for full spatial localisation of the structures on the laminar-turbulent separatrix. The obtained dynamics of the state goes through calm and bursting phases. During the latter the structure grows in size, shedding vortices downstream of its core which viscously decay during the calm phases. Comparison with the computation in spatially growing boundary layer is made. The influence of the Reynolds number and the path leading from the edge state to turbulent flow are considered

    Bypass transition in boundary layers as an activated process

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    We consider the spatio-temporal aspects of the transition to turbulence in a boundary layer above a flat plate exposed to free-stream turbulence. Combining results from the receptivity to free-stream turbulence with the observation of a double threshold from transition studies in e.g. pipe flow we arrive at a physically motivated prediction for the spatial distribution of nucleation events in boundary layers. We use a cellular automaton to implement a complete model for the spatial and temporal evolution of turbulent patches and show that the model reproduces the statistical features of the boundary layer remarkably well. The success of the modeling shows that bypass transition occurs as a spatiotemporally activated process, where transition is triggered by critical fluctuations imported from the free-stream turbulence

    Nivel de ecoeficiencia en la DRE-Cajamarca en el periodo 2019 de acuerdo con el D.S. N° 009-2009-MINAM

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    El trabajo de investigación tiene como objetivo medir el nivel de ecoeficiencia en la Dirección Regional de Educación en el periodo 2019 de acuerdo con el D.S. N° 009-2009-MINAM. Para dicho fin se empleó una metodología con enfoque mixto de alcance descriptivo y documentario con diseño no experimental transeccional, donde se incorporan técnicas de observación indirecta en análisis documental mediante instrumentos como una ficha de información que se basa en las guías de la ecoeficiencia para instituciones del Sector Público dispuesto por el Ministerio del Ambiente con la finalidad de evaluar los indicadores de ecoeficiencia, así los resultados demuestran una tendencia con elevaciones y declinaciones en el consumo anual como 3928,91 kw y 3320,59 kw para energía eléctrica, 543 m3 y 250 m3 para agua, 628,362 gal y 165,114 gal para combustibles, 336.00 kg y 272.00 kg para papel y materiales conexos, mientras que respecto a la generación de residuos sólidos se presentaron valores de 12.00 Kg y 6.80 Kg para plásticos, 8.30 Kg y 2.90 Kg para vidrio, 8.70 Kg y 2.80 Kg para metal. Se concluye que las practicas ecoeficientes durante el periodo 2019 no se desempeñan de acuerdo con el D.S. N° 009-2009-MINAM y se evidencia desinterés por parte de los organismos gestores del cuidado ambiental para el control y monitoreo adecuado de las responsabilidades económicas, sociales, y ambientales en la institución pública; asimismo, se identifica que la educación ambiental es el factor indispensable para el desarrollo de hábitos en prácticas de ecoeficiencia

    [Interview Minutes with D.S. Myer, WRA National Director, March 18, 1944]

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    Meeting minutes between incarceree-led Tule Lake Camp government and War Relocation Authority Director D.S. [Dillon Seymour] Myer. Question-answer session between Co-ordinating Committee and Myer. Includes questions about legitimacy and self-governance of Co-ordinating Committee, concerns about camp food, employment, and martial law in the camp.The Willard Schmidt collection, documents some of the administrative duties of Willard Schmidt, the Chief of Internal Security for the War Relocation Authority and the Tule Lake incarceration/segregation camp. This collection contains administrative records and photos documenting the Tule Lake camp, the largest incarceration camp with a peak population of 18,789 and with the most turbulent history. In 1943, the camp was turned into a segregation center to house "disloyal" Japanese Americans relocated from other camps based on their answers to a confusing loyalty questionnaire. The camp endured martial law from November 1943- Jan 1944 after escalating protests and unrest. The hostile environment of the camp lead to many incarcerees renouncing their American citizenship upon the end of incarceration, a process which took 14 years to reverse if they did not wish to be deported to Japan

    Monitoreo de ruido ambiental en el distrito de Punta Hermosa - Lima

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    Informa sobre el monitoreo de ruido ambiental que se realizó en el distrito de Punta Hermosa día 16 de noviembre del 2013. El resultado del monitoreo de ruido ambiental supera en un punto PPH-01 el Estándar de Calidad Ambiental para Ruido (D.S. W 085-2003-PCM) para zona residencial y no supera en el punto PPH-02 el Estándar de Calidad Ambiental para Ruido (D.S. W 085-2003-PCM) para zona residencial

    Monitoreo de ruido ambiental en el distrito del Callao - Provincia Constitucional del Callao

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    Realiza, analiza e interpreta los datos registrados en el monitoreo de ruido ambiental, en el distrito del Callao. Los resultados del monitoreo de ruido ambiental superaron en todos los puntos el Estándar de Calidad Ambiental para Ruido (D.S. W 085-2003-PCM) para zona residencial y comercial. El resultado del monitoreo de ruido ambiental en el punto PCAL-06 se encuentra dentro de lo establecido por el Estándar de Calidad Ambiental para Ruido (D.S. W 085-2003-PCM) para zona industrial
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