Search in: Word
Vietnamese keyboard: Off
Virtual keyboard: Show
Computing (FOLDOC) dictionary (also found in English - English (Wordnet), )
metric space
Jump to user comments
mathematics A set of points together with a function, d,
called a metric function or distance function. The function
assigns a positive real number to each pair of points,
called the distance between them, such that:
1. For any point x, d(x,x)=0;
2. For any two distinct points x and y, d(x,y)@#0;
3. For any two points x and y, not necessarily distinct,