Empty set symbol ∅
Add a unique touch to your texts, usernames or any medium with the symbol Empty set ∅. Discover dozens of unique symbols in every category!
∅
Code point
U+2205CategoryMathematical operators
Explore the symbols in the "Mathematical operators" category
∀
For all
∁
Complement
∂
Partial differential
∃
There exists
∄
There does not exist
∆
Increment
∇
Nabla
∈
Element of
∉
Not an element of
∊
Small element of
∋
Contains as member
∌
Does not contain as member
∍
Small contains as member
∎
End of proof
∏
N-ary product
∐
N-ary coproduct
∑
N-ary summation
−
Minus sign
∓
Minus-or-plus sign
∔
Dot plus
∕
Division slash
∖
Set minus
∗
Asterisk
∘
Circled ring
∙
Bullet
√
Square root
∛
Cube root
∜
Fourth root
∝
Proportional to
∞
Infinity
∟
Right angle
∠
Angle
∡
Measured angle
∢
Spherical angle
∣
Divides
∤
Does not divide
∥
Parallel to
∦
Not parallel to
∧
Logical and
∨
Logical or
∩
Intersection
∪
Union
∫
Integral
∬
Double integral
∭
Triple integral
∮
Contour integral
∯
Surface integral
∰
Volume integral
∱
Clockwise integral
∲
Anticlockwise integral
∳
Clockwise contour integral
∴
Therefore
∵
Because
∶
Ratio
∷
Proportion
∸
Dot minus
∹
Reversed tilde
∺
Inverted lazy S
∻
Sine wave
∼
Tilde operator
∽
Reversed tilde
∾
Inverted lazy S
∿
Sine wave
≀
Wreath product
≁
Reversed tilde operator
≂
Approximately equal to
≃
Almost equal to
≄
Not almost equal to
≅
Approximately equal to
≆
Not approximately equal to
≇
Not approximately equal to
≈
Approximately equal to
≉
Not approximately equal to
≊
Almost equal to
≋
Not almost equal to
≌
Identical to
≍
Strictly equivalent to
≎
Not identical to
≏
Equivalent to
≐
Approximately equal to
≑
Almost equal to
≒
Not almost equal to
≓
Identical to
≔
Strictly equivalent to
≕
Not identical to
≖
Equivalent to
≗
Approximately equal to
≘
Almost equal to
≙
Not almost equal to
≚
Identical to
≛
Strictly equivalent to
≜
Not identical to
≝
Equivalent to
≞
Approximately equal to
≟
Almost equal to
≠
Not equal to
≡
Identical to
≢
Not identical to
≣
Equivalent to
≤
Less-than or equal to
≥
Greater-than or equal to
≦
Less-than over equal to
≧
Greater-than over equal to
≨
Less-than but not equal to
≩
Greater-than but not equal to
≪
Much less-than
≫
Much greater-than
≬
Between
≭
Not equal to
≮
Less-than
≯
Greater-than
≰
Less-than or equal to
≱
Greater-than or equal to
≲
Less-than or equal to
≳
Greater-than or equal to
≴
Less-than or equal to
≵
Greater-than or equal to
≶
Less-than or equal to
≷
Greater-than or equal to
≸
Less-than or equal to
≹
Greater-than or equal to
⊀
Not a subset of
⊁
Not a superset of
⊂
Subset of
⊃
Superset of
⊄
Not a subset of
⊅
Not a superset of
⊆
Subset of or equal to
⊇
Superset of or equal to
⊈
Not a subset of or equal to
⊉
Not a superset of or equal to
⊊
Subset of
⊋
Superset of
⊌
Not a subset of
⊍
Not a superset of
⊎
Subset of or equal to
⊏
Superset of or equal to
⊐
Not a subset of
⊑
Not a superset of
⊒
Subset of
⊓
Superset of
⊔
Not a subset of
⊕
Circled plus
⊖
Circled minus
⊗
Circled times
⊘
Circled division slash
⊙
Circled dot
⊚
Circled asterisk
⊛
Circled star
⊜
Circled ring
⊝
Circled dash
⊢
Right tack
⊣
Left tack
⊤
Down tack
⊥
Up tack
⊦
Right tack
⊧
Left tack
⊨
Down tack
⊩
Up tack
⊪
Right tack
⊫
Left tack
⊬
Down tack
⊭
Up tack
⊮
Right tack
⊯
Left tack
⊰
Down tack
⊱
Up tack
⊲
Right tack
⊳
Left tack
⊴
Down tack
⊵
Up tack
⊶
Right tack
⊷
Left tack
⊸
Down tack
⊹
Up tack
⊺
Right tack
⊻
Left tack
⊼
Down tack
⊽
Up tack
⊾
Right tack
⊿
Left tack
⋀
N-ary