先说推理。推理是从前提推出结论的思维过程,前提是指已知的命题公式,是进行推理的基础,结论是从前提出发应用推理规则推出的命题公式。在运用推理的方式进行某个结论的论证时,大家的结论可能会不一样。推理有以下特点:第一,推理着眼于事物发展的必然趋势,如苏洵《六国论》中的一段文字:秦以攻取之外,小则获邑,大则得城,较秦之所得,与战胜而得者,其实百倍;诸侯之所亡,与战败而亡者,其实亦百倍。则秦国之所 Let’s talk about reasoning. Reasoning is the thinking process of deriving conclusions from the premise. The premise is that the known propositional formulas are the basis for reasoning, and the conclusions are the propositional formulas that are derived from the premise and applied inference rules. When using the reasoning approach to reasoning on a conclusion, everyone’s conclusion may be different. Reasoning has the following characteristics: First, inferences focus on the inevitable trend of the development of things, such as a passage in Su Shi’s “The Six Kingdoms”: Qin takes the offense, while the small one wins, the larger one gets the city, and the income from Qin Those who have won and defeated are in fact hundreds of times. The deaths of princes and those who were defeated are actually hundreds of times. The State of Qin