There exists
There is at least one value of x for which f(x) is true.
Example:
∃ x: f(x)
means that there is at least one value of x for which f(x) is true.
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There is at least one value of x for which f(x) is true.
Example:
∃ x: f(x)
means that there is at least one value of x for which f(x) is true.
© Symbols.com