∷

比例

Symbol · Math symbols · U+2237

Related

∀全称量词 ∁Complement ∂偏微分 ∃存在量词 ∄There Does Not Exist ∅空集 ∆增量 ∇向量微分 ∈是...的元素 ∉不属于 ∊Small Element Of ∋包含为成员 ∌Does Not Contain As Member ∍Small Contains As Member ∎证明完毕 ∏N元乘积 ∐N-Ary Coproduct ∑N元求和

Copied