Do the Two Operations Addition and Multiplication Commute with Each Other?

Koji Nagata, Tadao Nakamura
2015 OALib  
We use the validity of Addition and Multiplication. We provide an example that the two operations Addition and Multiplication do not commute with each other. All analyses are performed in a finite set of natural numbers.
doi:10.4236/oalib.1101803 fatcat:lh6dgqc36bcnxobokqrlzfxniq