Results 21 to 30 of about 501,007 (273)

A Rotation of Admixable Operators on Abstract Wiener Space with Applications

open access: yesJournal of Function Spaces and Applications, 2013
We investigate certain rotation properties of the abstract Wiener measure. To determine our rotation property for the Wiener measure, we introduce the concept of an admixable operator via an algebraic structure on abstract Wiener space.
Jae Gil Choi, Seung Jun Chang
doaj   +1 more source

Weyl metrics and Wiener-Hopf factorization

open access: yesJournal of High Energy Physics, 2020
We consider the Riemann-Hilbert factorization approach to the construction of Weyl metrics in four space-time dimensions. We present, for the first time, a rigorous proof of the remarkable fact that the canonical Wiener-Hopf factorization of a matrix ...
P. Aniceto   +3 more
doaj   +1 more source

A change of scale formula for Wiener integrals of cylinder functions on the abstract Wiener space II

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2001
We show that for certain bounded cylinder functions of the form F(x)=μˆ((h1,x)∼,...,(hn,x)∼), x∈B where μˆ:ℝn→ℂ is the Fourier-transform of the complex-valued Borel measure μ on ℬ(ℝn), the Borel σ-algebra of ℝn with ‖μ‖
Young Sik Kim
doaj   +1 more source

Stochastic differential equations with singular coefficients on the straight line

open access: yesAdvances in Difference Equations, 2020
Consider the following stochastic differential equation (SDE): X t = x + ∫ 0 t b ( s , X s ) d s + ∫ 0 t σ ( s , X s ) d B s , 0 ≤ t ≤ T , x ∈ R , $$ X_{t}=x+ \int _{0}^{t}b(s,X_{s})\,ds+ \int _{0}^{t}\sigma (s,X_{s}) \,dB_{s}, \quad 0\leq t\leq T, x\in \
Rongrong Tian, Liang Ding, Jinlong Wei
doaj   +1 more source

Change of Scale Formulas for Wiener Integrals Related to Fourier-Feynman Transform and Convolution

open access: yesJournal of Function Spaces, 2014
Cameron and Storvick discovered change of scale formulas for Wiener integrals of functionals in Banach algebra S on classical Wiener space. Yoo and Skoug extended these results for functionals in the Fresnel class F(B) and in a generalized Fresnel class ...
Bong Jin Kim, Byoung Soo Kim, Il Yoo
doaj   +1 more source

CONDITIONAL FIRST VARIATION OVER WIENER PATHS IN ABSTRACT WIENER SPACE [PDF]

open access: yesJournal of the Korean Mathematical Society, 2005
Summary: In this paper, we define the conditional first variation over Wiener paths in an abstract Wiener space and investigate its properties. Using these properties, we also investigate relationships among first variation, conditional first variation, Fourier-Feynman transform and conditional Fourier-Feynman transforms of functions in a Banach ...
openaire   +2 more sources

Scale-invariant measurability in abstract Wiener spaces [PDF]

open access: yesPacific Journal of Mathematics, 1987
We first prove a limit theorem for a sequence of quadratic functionals on an abstract Wiener space which generalizes a Cameron-Martin limit theorem in the Wiener space, and next we prove a version of a converse measurability theorem for the Wiener space in the setting of abstract Wiener spaces.
openaire   +2 more sources

Square variation of Brownian paths in Banach spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1982
It is known that if {W(t),   0≤t≤1} is a standard Brownian motion in ℝ then limn→∞∑i=12n|W(i/2n)−W((i−1)/2n)|2=1 almost surely. We generalize this celebrated theorem of Levy to Brownian motion in real separable Banach spaces.
Mou-Hsiung Chang
doaj   +1 more source

Chern-Simons Path Integrals in S2 × S1

open access: yesMathematics, 2015
Using torus gauge fixing, Hahn in 2008 wrote down an expression for a Chern-Simons path integral to compute the Wilson Loop observable, using the Chern-Simons action \(S_{CS}^\kappa\), \(\kappa\) is some parameter.
Adrian P. C. Lim
doaj   +1 more source

Invariance of Malliavin Fields on Ito's Wiener Space and on Abstract Wiener Space

open access: yesJournal of Functional Analysis, 1996
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Gong, Fu-Zhou, Ma, Zhi-Ming
openaire   +1 more source

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