In this paper, the Lie symmetry analysis method is applied to the time-fractional Boussinesq–Burgers system which is used to describe shallow water waves near an ocean coast or in a lake.We obtain all the Lie symmetr...
supported by the National Natura Science Foundation of China(Grant Number:31800929);Fundamental Research Funds for Central Universities(Grant Number:2020NTSS42).
Communication could be an essential part of couples in their daily life.Based on Monitor and Acceptance Theory(MAT),the present study explored the mediating role of communication in the relationship between mindfulnes...
An edge coloring of hypergraph H is a function such that holds for any pair of intersecting edges . The minimum number of colors in edge colorings of H is called the chromatic index of H and is denoted by . Erdös, ...
supported by the National Key R and D Program of China(Grant No.2020YFA0713100);National Natural Science Foundation of China(Grant Nos.11871391,11622110 and 12125106);Fundamental Research Funds for the Central Universities,Anhui Initiative in Quantum Information Technologies(Grant No.AHY150200);National Science Foundation of USA(Grant No.DMS-1954134).
Aharoni and Howard and,independently,Huang et al.(2012)proposed the following rainbow version of the Erd os matching conjecture:For positive integers n,k and m with n≥km,if each of the families F1,……,Fm⊆([n]k)has s...