An estimate for the $n$th minimal error of linear algorithms for an approximation problem
Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki, Tome 44 (2004) no. 6, pp. 997-1001 Cet article a éte moissonné depuis la source Math-Net.Ru

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S. P. Sidorov. An estimate for the $n$th minimal error of linear algorithms for an approximation problem. Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki, Tome 44 (2004) no. 6, pp. 997-1001. http://geodesic.mathdoc.fr/item/ZVMMF_2004_44_6_a4/

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