This book constitutes the refereed proceedings of the Second International Conference on Computability in Europe, CiE 2006, held in Swansea, UK, June/July 2006. The book presents 31 revised full papers together with 30 invited papers, including papers corresponding to 8 plenary talks and 6 special sessions on proofs and computation, computable analysis, challenges in complexity, foundations of programming, mathematical models of computers and hypercomputers, and G del centenary: G del's legacy for computability.

Preface VI I X Table of Contents B. Moeller and J.V. Tucker (Eds.): Prospects for Hardware Foundations, LNCS 1546, pp. 1-26, 1998. Springer-Verlag Berlin Heidelberg 1998 2 The NADA Group Introduction: NADA and NIL 3 4 The NADA Group Introduction: NADA and NIL 5 6 The NADA Group Introduction: NADA and NIL 7 8 The NADA Group Introduction: NADA and NIL 9 10 The NADA Group Introduction: NADA and NIL 11 12 The NADA Group Introduction: NADA and NIL 13 14 The NADA Group Introduction: NADA and NIL 15 16 The NADA Group Introduction: NADA and NIL 17 18 The NADA Group Introduction: NADA and NIL 19 20 The NADA Group Introduction: NADA and NIL 21 22 The NADA Group Introduction: NADA and NIL 23 24 The NADA Group Introduction: NADA and NIL 25 26 The NADA Group Streams, Stream Transformers and Domain Representations B. Moeller and J.V. Tucker (Eds.): Prospects for Hardware Foundations, LNCS 1546, pp. 27-68, 1998. Springer-Verlag Berlin Heidelberg 1998 28 J. Blanck, V. Stoltenberg-Hansen, and J.V. Tucker Streams, Stream Transformers and Domain Representations 29 30 J. Blanck, V. Stoltenberg-Hansen, and J.V. Tucker Streams, Stream Transformers and Domain Representations 31 32 J. Blanck, V. Stoltenberg-Hansen, and J.V. Tucker Streams, Stream Transformers and Domain Representations 33 34 J. Blanck, V. Stoltenberg-Hansen, and J.V. Tucker Streams, Stream Transformers and Domain Representations 35 36 J. Blanck, V. Stoltenberg-Hansen, and J.V. Tucker Streams, Stream Transformers and Domain Representations 37