參見:
、
、
、
和
∄
U+2204
,
&
#8708;
THERE DOES NOT EXIST
組成:
∃
[
U+2203
]
+
◌
̸
[
U+0338
]
←
∃
[U+2203]
數學運算子
∅
→
[U+2205]
跨语言
符号
〈
数
〉
不
存在
。
反义符号
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