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09/06/2023
High Accuracy Quasi-Interpolation using a new class of generalized Multiquadrics
A new generalization of multiquadric functions ϕ(x)=√(c^2d+||x||^2d), wh...
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09/06/2023
New methods for quasi-interpolation approximations: resolution of odd-degree singularities
In this paper, we study functional approximations where we choose the so...
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04/12/2022
Positive definite functions on a regular domain
We define positive and strictly positive definite functions on a domain ...
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05/06/2021
Strict positive definiteness of convolutional and axially symmetric kernels on d-dimensional spheres
The paper introduces new sufficient conditions of strict positive defini...
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11/09/2020