Results 21 to 30 of about 318,817 (265)
IEEE Transactions on Information Theory, 2018 12 pages, 1 figure.
Jonathan Jedwab, Lily Yen
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On Costas Sets and Costas Clouds [PDF]
Abstract and Applied Analysis, 2009 We abstract the definition of the Costas property in the context of a group and study specifically dense Costas sets (named Costas clouds) in groups with the topological property that they are dense in themselves: as a result, we prove the existence of nowhere continuous dense bijections that satisfy the Costas property on ℚ2, ℝ2, and ℂ2, the latter ...
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Circular Costas maps: A multidimensional analog of circular Costas sequences
Cryptography and Communications, 2023 A unifying theoretical framework is presented, in which the connections among Costas sequences, circular Costas sequences, Costas polynomials, the shifting property, and Welch sequences are extended to the multidimensional context. Several conjectures on multidimensional periodic Costas arrays by J. Ortiz-Ubarri et al. are proved.
Jaziel Torres, Ivelisse Rubio
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Estudio Florístico de los Pastizales de la Costa Norte del Perú
Revista Peruana de Biología, 2013 Se presenta la descripción de 84 especies que forman los pastizales de la costa norte peruana, entre los 3º30’ y 8º latitud S (Tumbes – Trujillo). La comunidad vegetal en su mayor parte es semejante a un bosque sabanero, conformado por el algarrobo ...
Oscar Tovar
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Revista Científica de Ciencias Naturales y Ambientales, 2021 El estudio de las plantas más utilizadas en el Recinto Jauneche, Cantón Palenque, Provincia Los Ríos, Ecuador, tuvo como finalidad conocer la etnobotánica local.
Andrea Gabriela Valdiviezo Cedeño +1 more
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La nueva regulación del dominio público marítimo-terrestre en España
Revista Eurolatinoamericana de Derecho Administrativo, 2014 El presente estudio tiene por objeto realizar un análisis de las principales reformas realizadas sobre el régimen jurídico de las costas en España.
Marta García Pérez
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JBRA Assisted Reproduction, 2017 For 16 years, Costa Rica was the only country in the world that banned IVF, after it had been successfully conducted from 1995 to 2000. It also has been the only country that banned IVF based on the argument that it protects the embryo. After years of conflict, the prohibition has finally been lifted and the first baby girl was born in March 2017. This
Valerio Gutiérrez, Carlos +2 more
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Archives of Surgery, 2002 This article describes how surgery developed in Costa Rica and how it was nurtured to its present status. The practice of surgery in Costa Rica developed slowly as a charitable service. In the past 3 decades, it became accessible to 87.6% of the population through the creation of a national health service system.
Enrique, Feoli +4 more
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Estudio integrado ambiental del balneario de Pehuén Co
Geográfica Digital, 2016 El objetivo de esta investigación fue estudiar los factores meteorológicos y antrópicos que afectan la dinámica geomorfológica de la playa en zonas urbanizadas y no urbanizadas con el fin de determinar áreas con peligro de erosión.
María Luján Bustos
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El cholo costeño más allá de la literatura
Kipus: Revista Andina de Letras y Estudios Culturales, 2020 En la actualidad, para el discurso nacional y el estatal, la Costa ecuatoriana es ante todo mestiza. Se ha invisibilizado, así, la “indianidad” en la Costa.
David Macías Barrés
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