Wayneb's entries

Here's the list of symbols submitted by wayneb  — There are currently 109 symbols total — keep up the great work!

Natural Numbers Including Zero
Represents the set of all natural numbers including zero.
added
6 years ago
Empty Set
Represents the set that has no items (i.e., the set that is empty).
added
6 years ago
Aleph-One
Aleph-One represents the cardinality of countable ordinal number sets.
added
6 years ago
Aleph-Null
Aleph-Null represents the infinite cardinality of the set of natural numbers.
added
6 years ago
Cardinality
Indicates the number of elements in a set.
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6 years ago
Cartesian Product
A x B is the set of all ordered pairs from A and B.
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6 years ago
Ordered Pair
A set of two elements.
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6 years ago
not element of
Indications that an element is not a member of a set.
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6 years ago
Element of
Indicates set membership.
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6 years ago
Symmetric Difference
Items that belong to two sets but not the intersection of the two sets.
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6 years ago
Complement
The complement of a set A is the set that contains all elements that are not in set A.
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6 years ago
Equality
Indicates that two sets have the same members.
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6 years ago
Power Set
A power set refers to subsets of A.
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6 years ago
Not Superset
Indicates that a set is not a superset of another set.
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6 years ago
Superset
The superset has all the items of a set and possibly additional items.
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6 years ago
not subset
Indications that a set is not a subset of another set
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6 years ago
Proper Subset (also called a strict subset)
A proper subset is subset that has few elements than the set, i.e., the subset can not be the original set.
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6 years ago
Subset
A subset of a group is a set that contains some or all of the elements of a set.
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6 years ago
Union
The union of two sets is the set of all objects in both sets.
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6 years ago
Intersection
The intersection of two sets is the set of objects that belong to both sets.
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6 years ago
set
A set is a collection of elements represented as a comma separated list of elements.
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6 years ago
Entails
A |= B if for every A that is true, B is true.
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6 years ago
Provable
Means a statement is provable
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6 years ago
Is defined as
Specifies the definition of something.
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6 years ago
There exists exactly one
There is exactly one value of x for which x is true.
added
6 years ago

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