Results 21 to 30 of about 339,702 (103)

Parameter optimization in differential geometry based solvation models. [PDF]

open access: yesJournal of Chemical Physics, 2015
Differential geometry (DG) based solvation models are a new class of variational implicit solvent approaches that are able to avoid unphysical solvent-solute boundary definitions and associated geometric singularities, and dynamically couple polar and ...
Bao Wang, Guowei Wei
semanticscholar   +1 more source

Geometric and Extensor Algebras and the Differential Geometry of Arbitrary Manifolds

open access: yes, 2007
We give in this paper which is the third in a series of four a theory of covariant derivatives of representatives of multivector and extensor fields on an arbitrary open set U of M, based on the geometric and extensor calculus on an arbitrary smooth ...
A. M. MOYA   +3 more
core   +2 more sources

Nilpotency and higher order derivatives in differential geometry [PDF]

open access: yesarXiv, 2021
We give simple upper and lower bounds for the order of a Klein ...
arxiv  

Topology of generalized complex quotients

open access: yes, 2008
Consider the Hamiltonian action of a torus on a compact twisted generalized complex manifold $M$. We first observe that Kirwan injectivity and surjectivity hold for ordinary equivariant cohomology in this setting.
Atiyah   +25 more
core   +1 more source

APPLICATION OF DIFFERENTIAL GEOMETRY METHODS TO SLOW-FAST DYNAMIC SYSTEMS

open access: yesAPPLIED GEOMETRY AND ENGINEERING GRAPHICS
The slow-fast autonomous two-dimensional dynamic systems are considered. Slow-fast dynamic systems describe various physical, mechanical, and other phenomena in which the gradual evolutionary accumulation of small changes over time leads to a sudden ...
Nataliya Bondarenko   +2 more
semanticscholar   +1 more source

A Qualitative Comparison between the Proportional Navigation and Differential Geometry Guidance Algorithms

open access: yes, 2018
This paper discusses and presents an overview of the proportional navigation (PN) guidance law as well as the differential geometry (DG) guidance algorithm that are used to develop the intercept course of a certain target.
Y. Alqudsi, G. El-bayoumi
semanticscholar   +1 more source

Monge-Ampere equations and generalized complex geometry. The two-dimensional case

open access: yes, 2006
We associate an integrable generalized complex structure to each 2-dimensional symplectic Monge-Amp\`ere equation of divergent type and, using the Gualtieri $\bar{\partial}$ operator, we characterize the conservation laws and the generating function of ...
Banos, Bertrand
core   +3 more sources

Soliton equations in 2+1 dimensions and Differential geometry of curves/surfaces [PDF]

open access: yesarXiv, 1999
A connection between differential geometry and soliton equations is ...
arxiv  

Lectures on special Lagrangian geometry [PDF]

open access: yes, 2001
We introduce special Lagrangian submanifolds in C^m and in (almost) Calabi-Yau manifolds, and survey recent results on singularities of special Lagrangian submanifolds, and their application to the SYZ Conjecture.
Joyce, Dominic
core   +1 more source

Curvature homogeneous spacelike Jordan Osserman pseudo-Riemannian manifolds

open access: yes, 2003
Let s be at least 2. We construct Ricci flat pseudo-Riemannian manifolds of signature (2s,s) which are not locally homogeneous but whose curvature tensors never the less exhibit a number of important symmetry properties.
Bla?i? N   +34 more
core   +3 more sources

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