About: null set

Premodifier: null
Head noun: set

Same concepts
http://dbpedia.org/resource/Null_set

Broader concepts

label	provenance	confidence
null set	isap:280431088	0.555569
subset	isap:212903865	0.430033

Narrower concepts

label	provenance	confidence
null set	isap:280431088	0.555569
set	isap:280430992	0.288794
question	isap:348450641	0.277351
result	isap:402706341	0.260852