Results 81 to 90 of about 940,184 (131)

Pere Puig i Adam: ahir, avui i sempre

open access: yes
Lliçó inaugural de de la Facultat de Matemàtiques i Estadística. Curs 200-2001El tema central d'aquesta Lliçó serà doncs la figura emblemàtica del gran professor i matemàtic català Pere Puig i Adam (1900-1960).
Alsina Català, Claudi
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Desigualdades para funciones f que satisfacen la ecuación funcional f(x-y)=g(f(x),f(y))

open access: yes, 2002
[EN] In this article we provide a method in order to generate some numeric inequalities from a special sort of functions f which satisfy identities containing the terms f(x-y), f(x) and f(y), like exponential and trigonometric functions.Cortés, J ...
López Pelayo, Fernando   +2 more
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Endoglin as a BMP9 co-receptor in vascular endothelial cells: prodomain displacement and TGFBRII recruitment

open access: yesNature Communications
Endoglin (ENG) is a single-pass transmembrane protein highly expressed in vascular endothelial cells (ECs), where it plays fundamental roles in EC functions.
Jingxu Guo   +20 more
doaj   +1 more source

Algunas aplicaciones de un teorema de Peano

open access: yes, 1998
[EN] This work concentrates on a result gives by Giuseppe Peano which allows the obtention of the classical theorems about differential calculus by Lagrange and Cauchy.
Cortés, J.-C.
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Large scale hydrogeochemical and isotopic observations in the Baltic Sea system

open access: yesScientific Data
We report hydrogeochemical and isotopic observations across the Baltic Sea from two research expeditions: (1) a ~5000 km cruise-track onboard the R/V Skagerak in 2023 and (2) a land-based sampling for terrestrial endmembers in 2024.
Tristan McKenzie   +30 more
doaj   +1 more source

Sobre el método Monte-Carlo geométrico en el cálculo integral [PDF]

open access: yes, 2004
[EN] In this article we show a statistics method in order to evaluate definide in-tegrals. This method is called Monte-Carlo procedure. It is based upon geometrical interpretation of probability and it provides an alternative way to calculate ...
CALBO SANJUÁN, GEMA, Cortés, J.-C.
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A note about a class of differential equations with random initial condition [PDF]

open access: yes, 2018
[EN] This paper shows a nice connection between Differential Equations and Probability through an illustrative example. We apply a successfull algebraic strategy together with properties of expectation operator to determine the main statistical ...
Jornet-Sanz, Marc   +4 more
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Aplicación de los sistemas de ecuaciones diferenciales al estudio de ecosistemas [PDF]

open access: yes, 2003
[EN] In this work we study through differential equations systems several models of natural behaviour between animals into a comun ecosystem. Finally, we show a wide collection of examples in order to point out the biological implications that we can ...
CALBO SANJUÁN, GEMA, Cortés, J.-C.
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Una demostración del teorema del coseno

open access: yes, 1997
[ES] En este breve trabajo se demuestra el Teorema Generalizado de Pitágoras o más conocido por Teorema del Coseno. La demostración que aquí desarrollamos es interesante porque difiere notablemente de la que comúnmente conocemos.
Cortés, J.-C.
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