pseudometric
C18222
concept
A pseudometric is a function that assigns a nonnegative real number as a "distance" between any two points in a set, satisfying all the axioms of a metric except that distinct points are allowed to have zero distance.
Observed surface forms (2)
| Surface form | Occurrences |
|---|---|
| distance-like function | 1 |
| function in metric geometry | 1 |
Instances (4)
| Instance | Via concept surface |
|---|---|
| Carathéodory metric | — |
| Kobayashi metric | — |
| Lempert function on convex domains | distance-like function |
| Busemann function | function in metric geometry |