Spatial problem of water distribution in open channels O. Sh. Bazarov, I. Y. Babazhanova, Y. Babazhanov, R. Dj. Karshiev and M. B. Zaripov E3S Web of Conf., 401 (2023) 01044 Published online: 11 July 2023 DOI: 10.1051/e3sconf/202340101044