Dual

two contravariant number vector cogroup coassociativity isodual hypercohomology conorm cotilting comonoid co paucal copresheaf coplane dual number coring trial number t hooft operator nunation cosheaf transnumeral duoplural duality coalgebra cokernel singular second person dual half and half dualism pair coquasitriangular dually dualize unal both duel conatural inner product space cocircuit comodule copower carriageway plural comodernism chirality dual carriageway linear functional grammatical coadjoint nondual coend cospan duals copoint twin apomorphism coarea involution cosimplex coline nullar coresolution bidual cosemisimple functional singulative first person dual doublesome inner product cohomotopy cocategory regular trial saracatinib corelation pullback linear vector space oplax duet polyhedron counimodular cotranslation irampanel one form counterpart semipositive duoverse coorbit dual space morphisms uses two uses times fight two times colonial colonial times gunfight fencing match match fencing