"The digital world is a mathematical forum under the digital network. The number-linked world is dominated by mathematical competitions, with the basic knowledge of mathematics in junior and senior high schools as the transition, which provides a broad communication space for people who like mathematics, especially mathematical competitions. There are many competition counseling materials and previous competition questions on the forum for your reference. " → Excerpt from the encyclopedia

This forum is very good, with a list of knowledge points, rich exercises and a concentration of math enthusiasts, you will be very satisfied. If you have any questions, just ask them inside.

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Forum website: