On the equivalence and containment problems for context-free languages J. E. Hopcroft OriginalPaper Pages: 119 - 124
Two memory bounds for the recognition of primes by automata J. HartmanisH. Shank OriginalPaper Pages: 125 - 129
Non-tangential limits of a solution of a boundary-value problem for the heat equation C. C. Tu OriginalPaper Pages: 130 - 138
Contributions to the theory of generalized differential equations. II T. F. Bridgland Jr. OriginalPaper Pages: 156 - 165
P-recursion and transformation groups having an equicontinuous replete semigroup Ethan M. Coven OriginalPaper Pages: 170 - 178
On the base-dependence of sets of numbers recognizable by finite automata Alan Cobham OriginalPaper Pages: 186 - 192