Geodesic
Duality in a stability problem for some functionals arising in interpolation theory
Zapiski Nauchnykh Seminarov POMI, Investigations on linear operators and function theory. Part 46, Tome 467 (2018), pp. 207-214 
A. S. Tselishchev. Duality in a stability problem for some functionals arising in interpolation theory. Zapiski Nauchnykh Seminarov POMI, Investigations on linear operators and function theory. Part 46, Tome 467 (2018), pp. 207-214. http://geodesic.mathdoc.fr/item/ZNSL_2018_467_a16/
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     title = {Duality in a~stability problem for some functionals arising in interpolation theory},
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Voir la notice du chapitre de livre provenant de la source Math-Net.Ru

By using duality, it is shown that there exist near-minimizers for the distance functionals for the couple $(L^\infty,L^p)$, $1, that are stable under the action of singular integral operators.

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