It is known that poset theory is important to the study on greedoid theory.But what is the direct relation between poset theory and the containment relations between different kinds of greedoids?
众所周知,偏序集理论
研究广义拟阵论中起着重要作用.但是偏序集理论与不同种广义拟阵间的包

的直接联
是什么呢?
们推测,由于
边界的存

。
演讲综
决
,使我们容易受到反驳言论
防员说,到目前为止,这个野火季最令
痛苦、疲倦且不安,但好在火势得到了



