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最近,笔者看到一本英文版的书——《经济数学》,不经意地翻了翻,看到书中的命题不多,例题也不过20多道,但对每一道例题进行了不断地拓展和延伸,不仅对例题中所涉及的每一个定理、公理通过例子都进行证明和阐述,而且
Recently, I saw an English version of the book - “Economic Mathematics”, inadvertently doubled, see the proposition in the book is small, but more than 20 examples of examples, but for each case has been constantly expanding And extension, not only for each of the examples involved in the theorem, axioms are proven and elaborated by examples, and