2 papers
math.MG2026
Moving rectangular sofas in planar and spatial corridors
Oleg Mushkarov, Nikolai Nikolov
We consider eight natural planar corridors, including the standard -shaped one, and characterize the rectangles that can move around their corners. As a bi-product we d…
math.CV2024
A Picard little theorem for entire functions of matrices
Oleg Mushkarov, Nikolai Nikolov
An analog of Picard's little theorem for entire functions of matrices is proved.