Besik Dundua & Steffen Lempp 
Unity of Logic and Computation 
19th Conference on Computability in Europe, CiE 2023, Batumi, Georgia, July 24-28, 2023, Proceedings

This book constitutes the refereed proceedings of the 19th International Conference on Unity of Logic and Computation, Ci E 2023, held in Batumi, Georgia, during July 24-28, 2023. The 23 full papers and 13 invited papers included in this book were carefully reviewed and selected from 51 submissions. They were organized in topical sections as follows: ?Degree theory; Proof Theory; Computability; Algorithmic Randomness; Computational Complexity; Interactive proofs; and Combinatorial approaches.