On the basis of the necessary and sufficient condition of compactness that any net has a c1uster point,this article has given a new proof of classical Tychonoff theorem.
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沙基昌. Tychonoff 定理的一个新证法[J].国防科技大学学报,1982,(2):109-111. Sha Jichang. A New Proof of Tychonoff Theorem[J]. Journal of National University of Defense Technology,1982,(2):109-111.