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数学命题浩如烟海,若能针对性地对一些数学命题的来龙去脉进行剖析,则有助于学生更自然,更深刻,更全面地理解所学的知识,有助于学生领略数学的美妙与生动.使教师的上课更有底气,讲得更清楚.使学生听得更明白,理解与感悟更深.限于篇幅,本文只描述命题的产生背景,而省去了对命题的证明过程.1合情类比构造新命题
Mathematical proposition vast voluminous, if we can analyze the ins and outs of some mathematical propositions, it helps students to understand more naturally, deeply and comprehensively what they have learned, which helps students to understand the beauty and vividness of mathematics. The teacher’s class is more assertive and speaks more clearly, which makes the students understand better, comprehend and comprehend more deeply.For the limited space, this article only describes the background of the proposition, and eliminates the proof process of the proposition.1 The rational analogy structure New proposition