noun
: a set that is a subset of all paths defined on a set of points each pair of which is joined by a path and that is the quotient group of the group of all paths beginning and ending in the given point
noun
: a set that is a subset of all paths defined on a set of points each pair of which is joined by a path and that is the quotient group of the group of all paths beginning and ending in the given point
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012