Results 1 to 10 of about 495,346 (23)

Generalized Cheeger-Gromoll Metrics and the Hopf map [PDF]

open access: yes, 2010
We show, using two different approaches, that there exists a family of Riemannian metrics on the tangent bundle of a two-sphere, which induces metrics of constant curvature on its unit tangent bundle.
Benyounes, M.   +2 more
core   +2 more sources

p-Buchsbaum rank 2 bundles on the projective space [PDF]

open access: yes, 2014
It has been proved by various authors that a normalized, 1-Buchsbaum rank 2 vector bundle on P3 is a nullcorrelation bundle, while a normalized, 2-Buchsbaum rank 2 vector bundle on P3 is an instanton bundle of charge 2.
Jardim, Marcos, Marchesi, Simone
core   +3 more sources

Trace formulae for curvature of Jet Bundles over planar domain

open access: yes, 2013
For a domain \Omega in \mathbb{C} and an operator T in \mathcal{B}_n(\Omega), Cowen and Douglas construct a Hermitian holomorphic vector bundle E_T over \Omega corresponding to T.
Keshari, Dinesh Kumar
core   +1 more source

A frame bundle generalization of multisymplectic field theories

open access: yes, 1997
This paper presents a generalization of symplectic geometry to a principal bundle over the configuration space of a classical field. This bundle, the vertically adapted linear frame bundle, is obtained by breaking the symmetry of the full linear frame ...
Abraham   +23 more
core   +1 more source

Chern character in twisted K-theory: equivariant and holomorphic cases [PDF]

open access: yes, 2002
It has been argued by Witten and others that in the presence of a nontrivial B-field, D-brane charges in type IIB string theories are measured by twisted K-theory.
Mathai, Varghese, Stevenson, Danny
core   +7 more sources

A Takayama-type extension theorem

open access: yes, 2006
We prove a theorem on the extension of holomorphic sections of powers of adjoint bundles from submanifolds of complex codimension 1 having non-trivial normal bundle. The first such result, due to Takayama, considers the case where the canonical bundle is
Varolin, Dror
core   +1 more source

Rates of Performance Loss and Neuromuscular Activity in Men and Women During Cycling: Evidence for A Common Metabolic Basis of Muscle Fatigue [PDF]

open access: yes, 2017
The durations that muscular force and power outputs can be sustained until failure fall predictably on an exponential decline between an individual’s 3-s burst maximum to the maximum performance they can sustain aerobically.
Bundle, Matthew W.   +2 more
core   +1 more source

Stable Higgs bundles over positive principal elliptic fibrations

open access: yes, 2018
Let $M$ be a compact complex manifold of dimension at least three and $\Pi : M\rightarrow X$ a positive principal elliptic fibration, where $X$ is a compact K\"ahler orbifold. Fix a preferred Hermitian metric on $M$.
Biswas, Indranil   +2 more
core   +1 more source

On the Quillen determinant

open access: yes, 2003
We explain the bundle structures of the {\it Determinant line bundle} and the {\it Quillen determinant line bundle} considered on the connected component of the space of Fredholm operators including the identity operator in an intrinsic way. Then we show
Atiyah   +6 more
core   +1 more source

Can You hear the Shape of a Market? Geometric Arbitrage and Spectral Theory

open access: yes, 2020
Geometric Arbitrage Theory reformulates a generic asset model possibly allowing for arbitrage by packaging all assets and their forwards dynamics into a stochastic principal fibre bundle, with a connection whose parallel transport encodes discounting and
Farinelli, Simone, Takada, Hideyuki
core   +1 more source

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