Results 11 to 20 of about 14,055,750 (308)

Level sets of density continuous functions [PDF]

open access: yesProceedings of the American Mathematical Society, 1992
A function f : R
Ciesielski, Krzysztof, Larson, Lee
openaire   +3 more sources

Connection between the Strutinsky level density and the semiclassical level density [PDF]

open access: yesPhysical Review C, 2006
We establish an analytical link between the level density obtained by means of the Strutinsky averaging method and the semiclassical level density. This link occurs only in the so-called asymptotic limit. It turns out that the Strutinsky method amounts to an approximation to the semiclassical method. This approximation contains an unavoidable remainder
B. Mohammed-Azizi, D. E. Medjadi
openaire   +3 more sources

Level set and density estimation on manifolds [PDF]

open access: yesJournal of Multivariate Analysis, 2020
We tackle the problem of the estimation of the level sets L_f(λ) of the density f of a random vector X supported on a smooth manifold M\subsetR^d , from an iid sample of X. To do that we introduce a kernel-based estimator f^n,h , which is a slightly modified version of the one proposed in [45], and proves its a.s. uniform convergence to f .
Alejandro Cholaquidis   +2 more
openaire   +3 more sources

Fluctuations in the Level Density of a Fermi Gas [PDF]

open access: yesPhysical Review Letters, 2005
4 pages, 1 ...
Leboeuf, P., Monastra, A. G., Relano, A.
openaire   +5 more sources

Orthogonal and symplectic 𝑛-level densities [PDF]

open access: yesMemoirs of the American Mathematical Society, 2017
In this paper we apply to the zeros of families of L L -functions with orthogonal or symplectic symmetry the method that ...
Mason, Amy, Snaith, Nina
openaire   +4 more sources

Estimating the functional form for the density dependence from life history data [PDF]

open access: yes, 2008
Two contrasting approaches to the analysis of population dynamics are currently popular: demographic approaches where the associations between demographic rates and statistics summarizing the population dynamics are identified; and time series approaches
Tavecchia, G.   +38 more
core   +1 more source

Population-level Responses to Nutrient Heterogeneity and Density by Abutilon Theophrasti (Malvaceae): An Experimental Neigborhood Approach [PDF]

open access: yes, 1998
An experimental approach was used to examine the effects of spatial nutrient heterogeneity and planting density on the sizes of plants within populations of Abutilon theophrasti. Planting locations were generated using random numbers and replicated among
Cahill, J.F., Casper, B.B.
core   +1 more source

Kernel density estimation heatmap for occupancy level.

open access: yes, 2023
Kernel density estimation heatmap for occupancy level.
Jiayu Pan (13778169)   +6 more
core   +1 more source

Exact Level Densities for the Harmonic Oscillator [PDF]

open access: yesPhysical Review Letters, 2002
The number of levels of a many-fermion system confined by a harmonic-oscillator potential is computed as a function of excitation energy. Because of its exact nature, the formalism accounts for effects of shell structure on the level density. The method is easily extended to a variety of situations as is illustrated with the inclusion of isospin and ...
openaire   +4 more sources

Binomial level densities [PDF]

open access: yesPhysical Review C, 2001
It is shown that nuclear level densities in a finite space are described by a continuous binomial function, determined by the first three moments of the Hamiltonian, and the dimensionality of the underlying vector space. Experimental values for $^{55}$Mn, $^{56}$Fe, and $^{60}$Ni are very well reproduced by the binomial form, which turns out to be ...
openaire   +3 more sources

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