An array with this property is related to in nitive sequences and ranges through all of the natural numbers.
An array with this property is related to in nitive sequences and ranges through all of the natural numbers. The Wolfram Language attribute for this property is Flat . The Bol loop has the power type of this property, though it does not have this property in general. A semigroup is a groupoid that has been additionally endowed with this property. The octonions are alternative but do not have this property, while the quaternions have this property but not commutativity. For ten points, identify this property which allows parentheses to be rearranged. Answer: associativity [accept word forms] 
An array with this property is related to in nitive sequences and ranges through all of the natural numbers.
associativity [accept word forms] 