Geodesic
On one symmetric inequality
Matematičeskoe obrazovanie, no. 4 (2021), pp. 69-74 
T. M. Ivanova; V. B. Sherstyukov. On one symmetric inequality. Matematičeskoe obrazovanie, no. 4 (2021), pp. 69-74. http://geodesic.mathdoc.fr/item/MO_2021_4_a10/
@article{MO_2021_4_a10,
     author = {T. M. Ivanova and V. B. Sherstyukov},
     title = {On one symmetric inequality},
     journal = {Matemati\v{c}eskoe obrazovanie},
     pages = {69--74},
     year = {2021},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MO_2021_4_a10/}
}
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Voir la notice de l'article provenant de la source Math-Net.Ru

A symmetric olympiad-type inequality with two natural variables is considered. Refinements and possible generalizations of the noted inequality are discussed.

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[2] Moskovskaya matematicheskaya olimpiada. Zadachi i resheniya, MTsNMO, M., 2019, 60 pp. https://olimpiads.mccme.ru/mmo/2019/82mmo.pdf

[3] B. P. Demidovich, Sbornik zadach i uprazhnenii po matematicheskomu analizu, Astrel, M., 2003, 558 pp.