Metric (English)
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Definition Niveau 4
Any kind of 'distance' function d(x,y) that takes two position vectors and gives a single number with the following properties:
d(x,y)=0 if and only if x = y;
d(x,y)=d(y,x);
d(x,y) + d(y,z) ≥ d(x,z) (the Triangle Inequality).
d(x,y)=0 if and only if x = y;
d(x,y)=d(y,x);
d(x,y) + d(y,z) ≥ d(x,z) (the Triangle Inequality).
Beziehungen:
- weiterer Begriff:
- (en) Function
- bezieht sich auf:
- (en) Elliptical geometry
- (en) Triangle inequality
- ist bezogen auf:
- (en) Metric space
Finanziert durch: EU Socrates Minerva, HeyMath!, Cambridge University Press