Difference between revisions of "Discrete metric"
m |
m (category) |
||
| Line 5: | Line 5: | ||
* [[Metric space]] | * [[Metric space]] | ||
| + | |||
| + | [[Category:Analysis]] | ||
{{stub}} | {{stub}} | ||
Latest revision as of 16:48, 28 March 2009
The discrete metric is a metric
which can be defined on any set
,
as follows: if
and if
. All three conditions on a metric (symmetry, positivity and the validity of the triangle inequality) are immediately clear from the definition.
See Also
This article is a stub. Help us out by expanding it.