Janine Jäger

activity

20202026

most citedStrictly positive definite kernels on the

2

-sphere: beyond radial symmetry

3 citations · 4 across the 5 of their papers we have counts for

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math.CA2022★ 1 cited

$ℓ^{1}$ -summability and Fourier series of B-splines with respect to their knots

Martin Buhmann, Janin Jäger, Yuan Xu

We study the $ℓ^{1}$ -summability of functions in the $d$ -dimensional torus $T^{d}$ and so-called $ℓ^{1}$ -invariant functions. Those are functions on the torus whose Fourie…

ℓ1-summability and Fourier series of B-splines with respect to their knots

$ℓ^{1}$ -summability and Fourier series of B-splines with respect to their knots