简介:讨论了非连通图C4(r1,0,0,0)UC8(r2,O,r3,0,r4,0,0)的优美性,用构造性的方法给出非连通图C4(r1,0,0,0)uC8(r2,0,r3,0,r4,0,0)的优美标号.
非连通图C4(r1,0,0,0)∪C8(r2,0,r3,0,r4,0,0,0)的优美标号