Spanning trees of graphs and bases of matroids are basic objects in combinatorial theory. 圖的支撐樹(shù)及擬陣的基都是組合理論的基本研究對(duì)象。
In this paper, indicates combinatorial theory combined with chemistry-combinatorial chemistry. 本文簡(jiǎn)述了組合論與化學(xué)的結(jié)合——組合化學(xué)。
Optimal Tax Theory mainly includes the combinatorial theory of optimal commodity tax and optimal income tax, the theory of optimal commodity tax and the theory of optimal income tax. 最優(yōu)稅收理論主要包括商品稅與所得稅的組合理論、最優(yōu)商品稅、最優(yōu)所得稅三個(gè)方面。