What's the meaning of the There exists exactly one »

There exists exactly one

This page is about the meaning, origin and characteristic of the symbol, emblem, seal, sign, logo or flag: There exists exactly one.

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There is exactly one value of x for which x is true.


∃! x: f(x)

means there is exactly one value of x for which x is true.


Graphical characteristics:
Asymmetric, Open shape, Monochrome, Contains straight lines, Has no crossing lines.

Category: Mathematical Symbols.

There exists exactly one is part of the Logic Symbols group.

More symbols in Logic Symbols:

In logic, a set of symbols is commonly used to express logical representation. As logicians are familiar with these symbols, they are not explained each time they are used. So, for students of logic,… read more »

More symbols in Mathematical Symbols:

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