%0 Journal Article %A R. K. Tuli %D 2011 %J International Journal of Physical and Mathematical Sciences %B World Academy of Science, Engineering and Technology %I Open Science Index 51, 2011 %T Codes and Formulation of Appropriate Constraints via Entropy Measures %U https://publications.waset.org/pdf/927 %V 51 %X In present communication, we have developed the suitable constraints for the given the mean codeword length and the measures of entropy. This development has proved that Renyi-s entropy gives the minimum value of the log of the harmonic mean and the log of power mean. We have also developed an important relation between best 1:1 code and the uniquely decipherable code by using different measures of entropy. %P 305 - 309