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Relative Critical Points [PDF]

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2013
Relative equilibria of Lagrangian and Hamiltonian systems with symmetry are critical points of appropriate scalar functions parametrized by the Lie algebra (or its dual) of the symmetry group.
Debra Lewis
doaj   +4 more sources

Fermion-induced quantum critical points [PDF]

open access: yesNature Communications, 2017
Quantum phase transitions are governed by Landau-Ginzburg theory and the exceptions are rare. Here, Li et al. propose a type of Landau-forbidden quantum critical points induced by gapless fermions in two-dimensional Dirac semimetals.
Zi-Xiang Li   +3 more
doaj   +2 more sources

A case study of critical points for the entry and spread of Salmonella Infantis in a broiler farm. [PDF]

open access: greenIr Vet J
Papić B   +5 more
europepmc   +2 more sources

Hazard Analysis Critical Control Points (HACCP) Principle 2: Determine Critical Control Points (CCPs)

open access: yesEDIS, 2007
FSHN07-04, a 5-page factsheet by Ronald H. Schmidt and Debby Newslow, explains the process of determining Critical Control Points in a HACCP system. Includes a helpful decision tree.
Ronald H. Schmidt, Debby L. Newslow
doaj   +5 more sources

A note on the structure of the zeros of a polynomial and Sendov's conjecture

open access: yesCubo, 2023
In this note we prove a result that highlights an interesting connection between the structure of the zeros of a polynomial \(p(z)\) and Sendov's conjecture.
G. M. Sofi, W. M. Shah
doaj   +1 more source

CRASHES AS CRITICAL POINTS [PDF]

open access: yesInternational Journal of Theoretical and Applied Finance, 2000
We study a rational expectation model of bubbles and crashes. The model has two components: (1) our key assumption is that a crash may be caused by local self-reinforcing imitation between noise traders. If the tendency for noise traders to imitate their nearest neighbors increases up to a certain point called the "critical" point, all noise traders ...
Johansen, Anders   +2 more
openaire   +4 more sources

Hazard Analysis Critical Control Points (HACCP) – Principle 3: Establish Critical Limits and Principle 4: Monitoring Critical Control Points (CCPs)

open access: yesEDIS, 2007
FSHN07-05, a 7-page fact sheet by Ronald H. Schmidt and Debby Newslow, takes readers through the process of establishing Critical Limits and monitoring Critical Control Points to ensure food safety in a HACCP system.
Ronald H. Schmidt, Debby L. Newslow
doaj   +5 more sources

Nonlinear elliptic equations involving the p-Laplacian with mixed Dirichlet-Neumann boundary conditions [PDF]

open access: yesOpuscula Mathematica, 2019
In this paper, a nonlinear differential problem involving the \(p\)-Laplacian operator with mixed boundary conditions is investigated. In particular, the existence of three non-zero solutions is established by requiring suitable behavior on the ...
Gabriele Bonanno   +2 more
doaj   +1 more source

Deconfined Quantum Critical Points [PDF]

open access: yesScience, 2004
The theory of second-order phase transitions is one of the foundations of modern statistical mechanics and condensed-matter theory. A central concept is the observable order parameter, whose nonzero average value characterizes one or more phases. At large distances and long times, fluctuations of the order parameter(s) are described by a continuum ...
Senthil, T.   +4 more
openaire   +4 more sources

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