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commutativity
(redirected from Commutative law)

    Also found in: Encyclopedia, Wikipedia 0.01 sec.
com·mu·ta·tive  (kmy-ttv, k-myt-tv)
adj.
1. Relating to, involving, or characterized by substitution, interchange, or exchange.
2. Independent of order. Used of a logical or mathematical operation that combines objects or sets of objects two at a time. If a × b = b × a, the operation indicated by × is commutative.
com·muta·tivi·ty (k-myt-tv-t) n.
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Vougiouklis 1994) are the generalization of usual hyperstructures in such a way that hyperidentities, as associative and commutative law, are substituted by the requirement of the set incidence of left and right hand sides.
Abelization of quasi-hypergroups, [H.sub.v]-rings and transposition ... by Hoskova, Sarka / Global Journal of Pure and Applied Mathematics
In the same study, fourth and fifth grade students were able to explain the commutative law by generalising that "when you multiply two numbers, you can change the order of the numbers" (p.
Easing students' transition to algebra by Baroudi, Ziad / Australian Mathematics Teacher
Example 1: 3 x 25 - 4 + 15 / 5 Example 2: -4 + 15 / 5 + 3 x 25 The examples presented here illustrate how students applied the commutative law to obtain problems identical with the given problem.
Problem-posing strategies used by years 8 and 9 students by Stoyanova, Elena / Australian Mathematics Teacher
 
 
 
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