Results 11 to 20 of about 217,406 (169)

Post-seismic rebound of a spherical Earth: new insights from the application of the Post-Widder inversion formula [PDF]

open access: yesGeophysical Journal International, 2008
SUMMARY The post-seismic response of a viscoelastic Earth to a seismic dislocation can be computed analytically within the framework of normal-modes, based on the application of propagator methods.
D. Melini   +3 more
semanticscholar   +5 more sources

Integrated version of the Post-Widder inversion formula for Laplace transforms

open access: yesStudia Mathematica, 2011
We establish an inversion formula of Post–Widder type for λ-multiplied vector-valued Laplace transforms (α > 0). This result implies an inversion theorem for resolvents of generators of α-times integrated families (semigroups and cosine functions) which,
J. Galé, María M. Martínez, P. Miana
semanticscholar   +3 more sources

A Brief Comment on Post inversion formula for the Laplace transform [PDF]

open access: yesarXiv, 2006
In this paper we comment the Post inversion formula for Laplace transform, and its possible application to the branch of Analytic Number theory (Arithmetical functions, RH and PNT), involving a condition in the form of iterated limit to calculate the Riemann Hypothesis.
arxiv   +3 more sources

Practical challenges in data‐driven interpolation: Dealing with noise, enforcing stability, and computing realizations

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView., 2023
Summary In this contribution, we propose a detailed study of interpolation‐based data‐driven methods that are of relevance in the model reduction and also in the systems and control communities. The data are given by samples of the transfer function of the underlying (unknown) model, that is, we analyze frequency‐response data.
Quirin Aumann, Ion Victor Gosea
wiley   +1 more source

Topology Optimization of Lattice Support Structure for Cantilever Beams Fabricated Via Laser Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView., 2023
A numerical scheme is presented to design a lattice support for metallic components additively built via laser powder bed fusion. Results show that thermal‐induced distortion can be respectively reduced by 69%, 58%, and 50% in comparison to a uniform lattice, a fully solid support, and a truss‐based lattice support.
Jiazheng Hu   +2 more
wiley   +1 more source

Generalized Post–Widder inversion formula with application to statistics

open access: yesJournal of Mathematical Analysis and Applications, 2017
In this work we derive an inversion formula for the Laplace transform of a density observed on a curve in the complex domain, which generalizes the well known Post-Widder formula. We establish convergence of our inversion method and derive the corresponding convergence rates for the case of a Laplace transform of a smooth density.
Belomestny, Denis   +2 more
openaire   +6 more sources

A new linear inversion formula for a class of hypergeometric polynomials [PDF]

open access: yes, 2020
Given complex parameters x, ν, α, β and , consider the infinite lower triangular matrix with elements for , depending on the Hypergeometric polynomials , .
R. Nasri, A. Simonian, F. Guillemin
semanticscholar   +1 more source

Physics-based derivation of a formula for the mutual depolarization of two post-like field emitters [PDF]

open access: yesJ. Phys.: Condens. Matter 30, 375703 (2018), 2018
Recent analyses of the field enhancement factor (FEF) from multiple emitters have revealed that the depolarization effect is more persistent with respect to the separation between the emitters than originally assumed. It has been shown that, at sufficiently large separations, the fractional reduction of the FEF decays with the inverse cube power of ...
arxiv   +1 more source

Heavy-light bootstrap from Lorentzian inversion formula [PDF]

open access: yes, 2019
We study heavy-light four-point function by employing Lorentzian inversion formula, where the conformal dimension of heavy operator is as large as central charge C T → ∞ .
Yue Li
semanticscholar   +1 more source

A spacetime derivation of the Lorentzian OPE inversion formula [PDF]

open access: yesJournal of High Energy Physics, 2017
Caron-Huot has recently given an interesting formula that determines OPE data in a conformal field theory in terms of a weighted integral of the four-point function over a Lorentzian region of cross-ratio space.
D. Simmons-Duffin   +2 more
semanticscholar   +1 more source

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