This work was supported
by the Russian Science Foundation
under grant 17-11-01041
and
by the Basic Research Program of the
National Research University Higher School of Economics
for the year 2018
(grant no. 95).
Citation:
V. Z. Grines, E. Ya. Gurevich, O. V. Pochinka, “A Combinatorial Invariant of Morse–Smale Diffeomorphisms without Heteroclinic Intersections on the Sphere Sn, n⩾4”, Mat. Zametki, 105:1 (2019), 136–141; Math. Notes, 105:1 (2019), 132–136