Assertion: algebra | /r/HasProperty | unital
Facets:
Source sentences:
text: An algebra is unital or unitary if it has an identity element with respect to the multiplication.
text: Of course if the algebra is unital, then condition (3) implies condition (2).
text: An algebra is unital or unitary if it has a unit or identity element I with Ix = x = xI for all x in the algebra.
text: To be consistent with the definitions of the associative algebra, the coalgebra must be co-associative, and, if the algebra is unital, then the co-algebra must be co-unital as well.
text: To be consistent with the definitions of the associative algebra, the coalgebra must be co-associative, and, if the algebra is unital, then the co-algebra must be co-unital as well.