Geodesic
Minimal variance of an integer stochastic value
Sibirskij žurnal vyčislitelʹnoj matematiki, Tome 12 (2009) no. 3, pp. 269-272

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In this paper, the statement about a variance minimum of an integer stochastic value with fixed mathematical expectation is proved. 
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     title = {Minimal variance of an integer stochastic value},
     journal = {Sibirskij \v{z}urnal vy\v{c}islitelʹnoj matematiki},
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A. V. Voitishek; S. V. Rogazinskii. Minimal variance of an integer stochastic value. Sibirskij žurnal vyčislitelʹnoj matematiki, Tome 12 (2009) no. 3, pp. 269-272. http://geodesic.mathdoc.fr/item/SJVM_2009_12_3_a2/