نتایج جستجو برای: downward continuation problem

تعداد نتایج: 907946  

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده روانشناسی و علوم تربیتی 1391

the purpose of this study was the relationship between problem – solvi ability with fdi cognitive style of students.the research method was correlation method. for data analysis pearson test was used. statistical society in this research was all the students of alligoodarz city in 1391-92 year.to sampling of statiscal population was used sampling multi-stage random the size of sample selected 2...

2003
Xu Zhang Enrique Zuazua

This paper is devoted to analyzing a unique continuation problem for the linearized Benjamin-Bona-Mahony equation with space-dependent potentials in a bounded interval with Dirichlet boundary conditions. The underlying Cauchy problem is a characteristic one. We prove two unique continuation results by means of spectral analysis and the (generalized) eigenvector expansion of the solution, instea...

Journal: :SIAM J. Scientific Computing 2008
Fabio Dercole

BPcont, an Auto97 driver for the numerical continuation of simple branch points of algebraic and boundary-value problems, is described in detail. Simple branch points are points in the continuation space where two one-dimensional solution branches transversally intersect. Detection and accurate location of branch points along the continuation of a solution branch and switch to the continuation ...

Journal: :Annual Review of Neuroscience 1984

Journal: :Nature Reviews Genetics 2002

2011
Masakazu Kojima Sunyoung Kim

The solution methods based on semidefinite programming (SDP) relaxations for sensor network localization (SNL) problems can not handle very large-sized SNL problems. We present a continuation method using the gradient descent method to efficiently solve large-sized SNL problems. We first formulate the problem as an unconstrained optimization problem and then apply the continuation on the distan...

Journal: :The British journal of ophthalmology 1986
J P Lee J R Collin C Timms

Twelve consecutive cases are reviewed of unilateral hypotropia due to various causes. In most of them the presenting complaint was of ipsilateral blepharoptosis. Some patients had undergone previous ineffective surgery. The surgical techniques employed and the results obtained are discussed, with emphasis on the necessity to test for inferior rectus restriction. Some interesting sensory results...

1999
David E. Goldberg

This paper develops a macro-level theory of eecient time utilization for genetic and evolutionary algorithms. Building on population sizing results that estimate the critical relationship between solution quality and time, the paper considers the tradeoo between large populations that converge in a single convergence epoch and smaller populations with multiple epochs. Two models suggest a link ...

Journal: :ESAIM: Mathematical Modelling and Numerical Analysis 2015

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