"cocommutativity" . . "Coalgebra#Sweedler notation" . "coalgebra#counit" . "Sweedler's notation" . "counital coassociative coalgebra" . "measuring coalgebra" . . "'''co-multiplication'''" . "coproduct" . . . "comultiplications" . . . "Coalgebra" . "coassociative coproducts" . . . "Coalgebra#Further concepts and facts" . "coassociative" . "corepresentation" . "Coalgebra#Further_concepts_and_facts" . "coalgebra" . "Sweedler notation" . "Coalgebra#Examples" . "Coalgebra" . "coalgebra morphisms" . .