Results 131 to 140 of about 30,440 (315)

Stark units and Kolyvagin's „Euler Systems“

open access: yesJournal für die reine und angewandte Mathematik (Crelles Journal), 1992
In his important work on the conjecture of Birch and Swinnerton-Dyer, \textit{V. Kolyvagin} [The Grothendieck Festschrift, Vol. II, Prog. Math. 87, 435-483 (1990; Zbl 0742.14017)] introduced the concept of an Euler system. Loosely speaking, an Euler system is a set of points on an algebraic group satisfying two conditions: a norm property and a ...
openaire   +2 more sources

Coupling conditions for the 3x3 Euler system

open access: yesNetworks Heterog. Media, 2009
21 pages, 6 ...
COLOMBO, Rinaldo Mario, Marcellini F.
openaire   +4 more sources

Effects of Outsourced Agricultural Extension Services on the Technical Efficiency and Financial Returns of Soybean Farms in Northern Cameroon

open access: yesAgribusiness, EarlyView.
ABSTRACT In the agricultural landscape of most developing countries, the last decade has witnessed the expansion of outsourced agricultural extension services. Private firms and nongovernmental organizations focused on delivering agricultural extension and advisory services to farmers have emerged.
Boris D. Soh Wenda   +3 more
wiley   +1 more source

Visualizing Set Relations and Cardinalities Using Venn and Euler Diagrams [PDF]

open access: yes, 2013
In medicine, genetics, criminology and various other areas, Venn and Euler diagrams are used to visualize data set relations and their cardinalities.
Micallef, Luana
core  

Dictionary‐based weak‐form training for noise‐robust series hybrid models with multiplicative unknowns

open access: yesAIChE Journal, EarlyView.
ABSTRACT Hybrid modeling combines first‐principles equations with a data‐driven subcomponent. Training for the data‐driven part is sensitive to measurement noise when training targets are constructed using pointwise time derivatives. Beyond differentiation errors, hybrid models involve solving an inverse problem to estimate the data‐driven term, which ...
Hangjun Cho   +4 more
wiley   +1 more source

Efficient upwind algorithms for solution of the Euler and Navier-stokes equations [PDF]

open access: yes, 1995
An efficient three-dimensionasl tructured solver for the Euler and Navier-Stokese quations is developed based on a finite volume upwind algorithm using Roe fluxes. Multigrid and optimal smoothing multi-stage time stepping accelerate convergence.
McNeil, C. Y., McNeil, C
core  

Consensus of multiple Euler-Lagrange systems using one Euler-Lagrange System’s velocity measurements

open access: yes, 2017
© 2016, Institute of Control, Robotics and Systems and The Korean Institute of Electrical Engineers and Springer-Verlag Berlin Heidelberg. This brief paper studies the stationary consensus of multiple Euler-Lagrange systems with nonlinear protocols.
Yu, L, Zhang, D, Ji, J, Cheng, S
core   +1 more source

A Frequency-Domain Linearized Euler Model for Noise Radiation [PDF]

open access: yes, 2011
Non
Renzo Arina   +6 more
core   +1 more source

A new drag and lift correlation for spherocylinders from fully resolved Immersed Boundary Method

open access: yesAIChE Journal, EarlyView.
Abstract Many industrial processes deal with non‐spherical particles, e.g., mineral mining and biomass conversion. It is crucial to understand the particles' hydrodynamics to control and optimize these processes. To extend the current state‐of‐the‐art from arrays of spherical particles to spherocylindrical particles, we performed extensive particle ...
A. H. Huijgen   +4 more
wiley   +1 more source

Euler characteristic of splitting diagrams of multicomponent multiphase systems

open access: yesТонкие химические технологии, 2015
The analysis of splitting diagrams of multicomponent multiphase systems was made. Euler characteristics was considered as topological invariant of phase diagram of liquid-liquid equilibrium.
L. A. Serafimov   +2 more
doaj  

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