2 citations · 3 across the 5 of their papers we have counts for
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math.FA2017★ 1 cited
On covering a ball by congruent subsets in normed spaces
Sergij V. Goncharov
We consider the covering of a ball in certain normed spaces by its congruent subsets and show that if the finite number of sets is not greater than the dimensionality of the space,…
math.FA2017
On sound ranging in Hilbert space
Sergij V. Goncharov
We consider the sound ranging problem, which is to find the position of the source-point from the moments when the wave-sphere of linearly, with time, increasing radius reaches the…