1. Decomposition of complete bipartite even graphs into closed trails Creator: Horňák, Mirko and Woźniak, Mariusz Format: bez média and svazek Type: model:article and TEXT Subject: complete bipartite graph, closed trail, and arbitrarily decomposable graph Language: English Description: We prove that any complete bipartite graph $K_{a,b}$, where $a,b$ are even integers, can be decomposed into closed trails with prescribed even lengths. Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public