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    Set theory symbols

    List of Set theory symbols
    Source: https://www.rapidtables.com/math/symbols/Basic_Math_Symbols.html#lnkset
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Symbol: { }
Symbol Name: set
Meaning / definition: a collection of elements
Example: A = {3,7,9,14},
B = {9,14,28}
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Symbol: A ∩ B
Symbol Name: intersection
Meaning / definition: objects that belong to set A and set B
Example: A ∩ B = {9,14}
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Symbol: A ∪ B
Symbol Name: union
Meaning / definition: objects that belong to set A or set B
Example: A ∪ B = {3,7,9,14,28}
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Symbol: A ⊆ B
Symbol Name: subset
Meaning / definition: A is a subset of B. set A is included in set B.
Example: {9,14,28} ⊆ {9,14,28}
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Symbol: A ⊂ B
Symbol Name: proper subset / strict subset
Meaning / definition: A is a subset of B, but A is not equal to B.
Example: {9,14} ⊂ {9,14,28}
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Symbol: A ⊄ B
Symbol Name: not subset
Meaning / definition: set A is not a subset of set B
Example: {9,66} ⊄ {9,14,28}
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Symbol: A ⊇ B
Symbol Name: superset
Meaning / definition: A is a superset of B. set A includes set B
Example: {9,14,28} ⊇ {9,14,28}
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Symbol: A ⊃ B
Symbol Name: proper superset / strict superset
Meaning / definition: A is a superset of B, but B is not equal to A.
Example: {9,14,28} ⊃ {9,14}
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Symbol: A ⊅ B
Symbol Name: not superset
Meaning / definition: set A is not a superset of set B
Example: {9,14,28} ⊅ {9,66}
Permalink: URL
Symbol: 2A
Symbol Name: power set
Meaning / definition: all subsets of A
Example:  
Permalink: URL
Symbol: mathcal{P}(A)
Symbol Name: power set
Meaning / definition: all subsets of A
Example:  
Permalink: URL
Symbol: A = B
Symbol Name: equality
Meaning / definition: both sets have the same members
Example: A={3,9,14},
B={3,9,14},
A=B
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Symbol: Ac
Symbol Name: complement
Meaning / definition: all the objects that do not belong to set A
Example:  
Permalink: URL
Symbol: A \ B
Symbol Name: relative complement
Meaning / definition: objects that belong to A and not to B
Example: A = {3,9,14},
B = {1,2,3},
A-B = {9,14}
Permalink: URL
Symbol: A - B
Symbol Name: relative complement
Meaning / definition: objects that belong to A and not to B
Example: A = {3,9,14},
B = {1,2,3},
A-B = {9,14}
Permalink: URL
Symbol: A ∆ B
Symbol Name: symmetric difference
Meaning / definition: objects that belong to A or B but not to their intersection
Example: A = {3,9,14},
B = {1,2,3},
A ∆ B = {1,2,9,14}
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Symbol: A ⊖ B
Symbol Name: symmetric difference
Meaning / definition: objects that belong to A or B but not to their intersection
Example: A = {3,9,14},
B = {1,2,3},
A ⊖ B = {1,2,9,14}
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Symbol: a∈A
Symbol Name: element of,
belongs to
Meaning / definition: set membership
Example: A={3,9,14}, 3 ∈ A
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Symbol: x∉A
Symbol Name: not element of
Meaning / definition: no set membership
Example: A={3,9,14}, 1 ∉ A
Permalink: URL
Symbol: (a,b)
Symbol Name: ordered pair
Meaning / definition: collection of 2 elements
Example:  
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