In addition,the paper proposes decision judgement theorem,decision discernment theorem, decision surplusage discarding theorem and hole digging principle on decision factors universe X .
文章提出具有中性域X(X≠{x})X的上的糊决策的概念和决策优化析型、决策判理、决策理、决策去余理和决策因素域X上的挖洞原理。