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参见：· [U+00B7 MIDDLE DOT]、⋅ [U+22C5 DOT OPERATOR]、• [U+2022 BULLET]、‧ [U+2027 HYPHENATION POINT] 和 ⸳ [U+2E33 RAISED DOT]

∙ U+2219, ∙ BULLET OPERATOR ← ∘ [U+2218] 数学运算子 √ → [U+221A]

跨语言

符号

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1. (数学) 点乘的运算符号