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寄语数学青年（一）王世强（小前言）作者在工作及学习中，常常感到有些数学事实应该让爱好数学的青年人知道，但在国内又不易找到合适的参考书．于是想到试写一些提纲式的“微型”数学小品，以供有兴趣的青年读者参考．（一）Ｂａｉｒｅ第二纲定理对不对？学过泛函分析的...
Message math youth (a) Wang Shiqiang (small foreword) In the work and study, the author often felt that some mathematics facts should let young people who love mathematics know, but it is not easy to find a suitable reference book in China. So I thought of trying to write some outline of “miniature” mathematical sketches for reference for interested young readers. (A) Baire’s second principle is right? Learn functional analysis ...