For citations:
Gorbachev D.V., Dobrovol’skii N.N. Approximation by spherical polynomials in 𝐿𝑝 for 𝑝 < 1. Chebyshevskii Sbornik. 2021;22(3):453-456. (In Russ.) https://doi.org/10.22405/2226-8383-2021-22-3-453-456
Gorbachev D.V., Dobrovol’skii N.N. Approximation by spherical polynomials in 𝐿𝑝 for 𝑝 < 1. Chebyshevskii Sbornik. 2021;22(3):453-456. (In Russ.) https://doi.org/10.22405/2226-8383-2021-22-3-453-456