不近人情
发表于 2025-3-28 18:27:22
Introduction,he mathematical theory that results is a compelling blend of geometry, combinatorics, and group theory, with occasional forays into analysis, topology and graph theory. The area is full of unsolved problems that are simple to state but complex and mysterious when considered carefully .
Herpetologist
发表于 2025-3-28 20:23:13
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Exuberance
发表于 2025-3-28 23:53:46
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