Results 241 to 250 of about 33,542 (293)

Application of quantum imaging in biology. [PDF]

open access: yesBiomed Opt Express
Lotfipour H   +3 more
europepmc   +1 more source

Community discovery algorithm based on coincidence degree

open access: closedProceedings of 2011 International Conference on Computer Science and Network Technology, 2011
Community structure is a structure characteristics commonly exists in all types of real network. To find out community in the network play an important role in understanding the function and behavior of the network. But the real network is changing all the time, the number of network community is changing with it, this characteristics is considered in ...
null Chen Xugang   +3 more
openaire   +2 more sources

Calculation Method of Laser Spot Coincidence Degree of Laser Micro Machining

open access: closedAdvanced Materials Research, 2015
Laser micro machining is one of modern precision machining methods, which has significance on the modern manufacturing. The solid-state pulse laser (YAG) is processed by overlapped laser spots to remove material from a surface. Through studying the single pit with single pulse laser, the paper proposes two parts-melted part and molten pool and three ...
Feng Long Yao   +3 more
openaire   +2 more sources

Coincidence degree and multidimensional resonant problems

open access: closedThe First 60 Years of Nonlinear Analysis of Jean Mawhin, 2004
A. CaƱada, D. Ruiz
openaire   +2 more sources

A coincidence degree for bifurcation problems

Nonlinear Analysis: Theory, Methods & Applications, 2003
This article deals with coincidence degree for pairs \((L, A)\) of operators in a Hilbert space \(H\); the first operator is assumed to be Leray-Schauder type, the second one compact and monotone. This degree is defined by the equation \[ d_\lambda\bigl( (L,A),D\bigr)= d_{LS}\bigl(I-(I+ \lambda A)^{-1}(I-L), D,0\bigr) \] and has the properties of the ...
Mortici, Cristinel, Sburlan, Silviu
openaire   +2 more sources

Coincidence degree and periodic solutions of Duffing equations

Nonlinear Analysis: Theory, Methods & Applications, 1998
The authors consider the following Duffing equation with delay argument: \[ \ddot x(t)+ m^2\dot x+ g(x(t- \tau))= p(t), \] where \(\tau\) is a nonnegative constant, \(m\) is a positive integer, \(g(x)\) is bounded and \(p(t)\) is \(2\pi\)-periodic in \(t\). Sufficient conditions which ensure solvability of the periodic problem are given.
Ma, Shiwang, Wang, Zhicheng, Yu, Jianshe
openaire   +1 more source

Coincidence degreee and coincidence theorems for fuzzy mappings

Fuzzy Sets and Systems, 1988
The concept of coincidence degree and some coincidence theorems for fuzzy mappings are introduced and established. The results generalize and unify previous results of the author and give a fuzzy generalization of the famous Kakutani-Ky Fan theorem.
openaire   +2 more sources

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