Geodesic
On the divergence of trigonometric Fourier series in classes $\varphi(L)$ contained in $L$
Trudy Instituta matematiki i mehaniki, Trudy Instituta Matematiki i Mekhaniki UrO RAN, Tome 21 (2015) no. 4, pp. 109-114 Cet article a éte moissonné depuis la source Math-Net.Ru

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We show the unimprovability of a theorem on sufficient convergence conditions for the trigonometric Fourier series of a function in classes $\varphi(L)$ in the case when the class $\varphi(L)$ is “close” to $L$.
Keywords: trigonometric Fourier series, classes $\varphi(l)$. 
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     author = {M. R. Gabdullin},
     title = {On the divergence of trigonometric {Fourier} series in classes $\varphi(L)$ contained in $L$},
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     pages = {109--114},
     year = {2015},
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M. R. Gabdullin. On the divergence of trigonometric Fourier series in classes $\varphi(L)$ contained in $L$. Trudy Instituta matematiki i mehaniki, Trudy Instituta Matematiki i Mekhaniki UrO RAN, Tome 21 (2015) no. 4, pp. 109-114. http://geodesic.mathdoc.fr/item/TIMM_2015_21_4_a10/

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