SOLUTION: What is an empty number?
Algebra.Com
Question 787115: What is an empty number?
Answer by wilft1(217) (Show Source): You can put this solution on YOUR website!
a number that needs another number to love. lol
seriously though, do you mean "Empty Set"?
here is the wikipedia definition...
In mathematics, and more specifically set theory, the empty set is the unique set having no elements; its size or cardinality (count of elements in a set) is zero
specifically, its a zero with a slash going through it
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