2 papers
math.NA2022
On the optimal rank-1 approximation of matrices in the Chebyshev norm
Stanislav Morozov, Matvey Smirnov, Nikolai Zamarashkin
The problem of low rank approximation is ubiquitous in science. Traditionally this problem is solved in unitary invariant norms such as Frobenius or spectral norm due to existence…
math.CV2022
On the solution of a conformal mapping problem by means of Weierstrass functions
Matvey Smirnov
The conformal mapping problem for the section of a channel filled with porous material under a rectangular dam onto the upper half-plane is considered. Similar problems arise in co…