On a problem of Polya and Szegö main tool is the local bifurcation research of Mf for the level set parametrization fr(ζ) = f(rζ),
r On a problem of Polya and Szegö main tool is the local bifurcation research of Mf for the level set parametrization fr(ζ) = f(rζ),
r Meromorphization of M. I. Kinder’s Formula Via the Change of Contours problems going back to well-known
R. B. Salimov’s book became a plentiful source of new statements