topology

N วิชา รูปแบบ เรขาค ณิต คงที่ 

TOPOLOGY

To *pol "o *gy, n. Etym: [Gr. -logy. ]

topology

to pol o gy |təˈpäləjē təˈpɑləʤi | ▶noun 1 Mathematics the study of geometric properties and spatial relations unaffected by the continuous change of shape or size of figures. • a family of open subsets of an abstract space such that the union and the intersection of any two of them are members of the family, and that includes the space itself and the empty set. 2 the way in which constituent parts are interrelated or arranged: the topology of a computer network. DERIVATIVES top o log i cal |ˌtäpəˈläjikəl |adjective, top o log i cal ly |ˌtäpəˈläjik (ə )lē |adverb, to pol o gist |-jist |noun ORIGIN late 19th cent.: via German from Greek topos ‘place ’ + -logy .

topology

topology |təˈpɒlədʒi | ▶noun ( pl. topologies ) 1 [ mass noun ] Mathematics the study of geometrical properties and spatial relations unaffected by the continuous change of shape or size of figures. • [ count noun ] a family of open subsets of an abstract space such that the union and the intersection of any two of them are members of the family, and which includes the space itself and the empty set. 2 the way in which constituent parts are interrelated or arranged: the topology of a computer network. DERIVATIVES topological |tɒpəˈlɒdʒɪk (ə )l |adjective, topologically |tɒpəˈlɒdʒɪk (ə )li |adverb, topologist noun ORIGIN late 19th cent.: via German from Greek topos ‘place ’ + -logy .