Results 31 to 40 of about 4,500,655 (305)

On the multisummability of WKB solutions of certain singularly perturbed linear ordinary differential equations [PDF]

open access: yesOpuscula Mathematica, 2015
Using two concrete examples, we discuss the multisummability of WKB solutions of singularly perturbed linear ordinary differential equations. Integral representations of solutions and a criterion for the multisummability based on the Cauchy-Heine ...
Yoshitsugu Takei
doaj   +1 more source

Exact solution and approximate solution of irregular wave radiation stress

open access: yesShuili Shuiyun Gongcheng Xuebao, 2018
The wave radiation stress is the main driving force of wave induced longshore current and even nearshore current. It is directly related to the size and hydrodynamic characteristics of longshore current whether the calculation of the wave radiation ...
SHEN Liangduo   +3 more
doaj   +1 more source

Exact solutions of a charged wormhole [PDF]

open access: yesPhysical Review D, 2001
In this paper, the backreaction to the traversable Lorentzian wormhole spacetime by the scalar field or electric charge is considered to find the exact solutions. The charges play the role of the additional matter to the static wormhole which is already constructed by the exotic matter.
Kim, Sung-Won, Lee, Hyunjoo
openaire   +2 more sources

Exact Solution and Exotic Fluid in Cosmology

open access: yesEntropy, 2012
We investigate cosmological consequences of nonlinear sigma model coupled with a cosmological fluid which satisfies the continuity equation. The target space action is of the de Sitter type and is composed of four scalar fields.
Phillial Oh, Taeyoon Moon, Seyen Kouwn
doaj   +1 more source

Graham's number stable digits: An exact solution [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics
In the decimal numeral system, we prove that the well-known Graham's number, G:=ⁿ3 (i.e., 3^{3^{...^{3}}} (n times)), and any base 3 tetration whose hyperexponent is larger than n share the same slog₃(G)-1 rightmost digits (where slog indicates the ...
Marco Ripà
doaj   +1 more source

Exact solution of the Schwarzian theory [PDF]

open access: yesPhysical Review D, 2017
3 ...
Belokurov, V. V., Shavgulidze, E. T.
openaire   +2 more sources

Anisotropic Stars: Exact Solutions [PDF]

open access: yesGeneral Relativity and Gravitation, 2002
We study the effects of anisotropic pressure on the properties of spherically symmetric, gravitationally bound objects. We consider the full general relativistic treatment of this problem and obtain exact solutions for various form of equations of state connecting the radial and tangential pressures.
Dev, Krsna, Gleiser, Marcelo
openaire   +3 more sources

Bethe ansatz and current distribution for the TASEP with particle-dependent hopping rates [PDF]

open access: yes, 2006
Using the Bethe ansatz we obtain in a determinant form the exact solution of the master equation for the conditional probabilities of the totally asymmetric exclusion process with particle-dependent hopping rates on Z.
Schütz, G. M., Rákos, Attila Gábor
core   +1 more source

Exact solution of the Φ23 finite matrix model

open access: yesNuclear Physics B, 2022
We find the exact solutions of the Φ23 finite matrix model (Grosse-Wulkenhaar model). In the Φ23 finite matrix model, multipoint correlation functions are expressed as G|a11…aN11|…|a1B…aNBB|.
Naoyuki Kanomata, Akifumi Sako
doaj   +1 more source

exact-real

open access: yes, 2021
exact-real is a C++/Python library which provides exact lazy computations in the Real Numbers. In particular it implements arithmetic and comparisons of (random) transcendental numbers.Please visit our home page for more ...
Rüth, Julian
core   +1 more source

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