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国外著名数学杂志: 一、顶级杂志 Annalas of Mathematics Acta Mathematics Journal of American Mathematical Society Invention MathematicsMemoirs of American Mathematica 阅读全文
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One day, in retrospect, the years of struggle will strike you as the most beautiful.What good is the warmth of summer, without the cold of winter to g... 阅读全文
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行列式的公理化定义 一般讲线性代数,先讲矩阵理论,再讲行列式,再讲线性变换、线性空间、特征值理论,二次型理论等,有的国内教材例如同济第六版《线性代数》先讲行列式再讲矩阵理论,简直反人类了,呵呵。推荐使用 - Gilbert-Strang教授的《Introduction to Linear Algeb 阅读全文
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https://www.everywritersresource.com/shakespeare-sucks-by-leo-tolstoy/ Shakespeare Sucks! by Leo Tolstoy January 10, 2017 by Every Writer 16 Comments 阅读全文