International Journal of Mathematics and Mathematical Sciences
Volume 2004 (2004), Issue 9-12, Pages 431-441
doi:10.1155/S0161171204304163
  
     
          
          Completely multiplicative functions arising from simple operations
          
            Vichian Laohakosol1
             and Nittiya Pabhapote2
          
          1Department of Mathematics, Faculty of Science, Kasetsart University, Bangkok 10900, Thailand
          2Department of Mathematics, Faculty of Science, The University of the Thai Chamber of Commerce, Bangkok 10400, Thailand
          
          Abstract
Given two multiplicative arithmetic functions, various conditions for their convolution, powers, and logarithms to be completely multiplicative, based on values at the primes, are derived together with their applications.