非负整数序列相关论文
设S是n项可图序列,σ(S)是S中的所有项之和,设H是一个简单图,σ(H,n)是使得任意n项可图序列满足σ(S)≥m.则S有一个实现包含H作为......
A dynamical system is called a null system, if the topological sequence entropy along any strictly increasing sequence o......
Two infinite sequences A and B of non-negative integers are called infinite additive complements if their sum contains a......
设G是简单图,其顶点集为y(G)={u1,u2,…,un},di为Vi的度,I=1,2,…,n,且d1≥d2≥…≥dn.则π=(d1,…,dn)称为图G的度序列.设π=(d1,…,dn)是一非增的......
给出了非线性中立型脉冲差分方程{△(xn-cxn-r)=f(n,xn-k),n∈N(0),且n≠nj,xnj+1-xnj=Ij(xnj),j∈N(1),零解稳定的充分条件,其中c∈......
对于给定的非负整数序列π(d1,d2,…dn),给出π是2-重图的度序列的充分必要条件及算法。......