On "Systematic Generation of Hamiltonian Circuits".

Presents letters to the editor commenting on issues related to computing machinery. Discussion on the research paper "Systematic Generation of Hamiltonian Circuits," by S.M. Roberts and Benito Flores; Highlights of several serious errors in the paper; Description of a straight-forward algorithm for the systematic generation of all Hamiltonian circuits of an undirected graph; Objections to the flowchart and programs presented in the paper; Comments of the research paper authors on criticism against their paper.