Metric space
In mathematics, a metric space is a set together with a notion of distance between its points. The distance is measured by a function called a metric or distance function.
In mathematics, a metric space is a set together with a notion of distance between its points. The distance is measured by a function called a metric or distance function.
In mathematics, a metric space is a set together with a notion of distance between its points. The distance is measured by a function called a metric or distance function.
Source: Wikipedia "Metric space" · CC BY-SA 4.0
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