Characterizing complexity classes by higher type primitive recursive definitions
Theoretical Computer Science
A new recursion-theoretic characterization of the polytime functions
Computational Complexity
Computability and complexity: from a programming perspective
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LOGSPACE and PTIME characterized by programming languages
Theoretical Computer Science - Special issue on mathematical foundations of programming semantics
Ranking Primitive Recursions: The Low Grzegorczyk Classes Revisited
SIAM Journal on Computing
Elements of the Theory of Computation
Elements of the Theory of Computation
Characterizing Complexity Classes by Higher Type Primitive Recursive Definitions, Part II
Proceedings of the 6th International Meeting of Young Computer Scientists on Aspects and Prospects of Theoretical Computer Science
Intrinsic Theories and Computational Complexity
LCC '94 Selected Papers from the International Workshop on Logical and Computational Complexity
Complexity classes and fragments of C
Information Processing Letters
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Journal of Functional Programming
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Neat function algebraic characterizations of logspace and linspace
Computational Complexity
The small grzegorczyk classes and the typed λ-calculus
CiE'05 Proceedings of the First international conference on Computability in Europe: new Computational Paradigms
Recursion in Higher Types and Resource Bounded Turing Machines
CiE '08 Proceedings of the 4th conference on Computability in Europe: Logic and Theory of Algorithms
A flow calculus of mwp-bounds for complexity analysis
ACM Transactions on Computational Logic (TOCL)
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TAMC'08 Proceedings of the 5th international conference on Theory and applications of models of computation
Complexity-Theoretic hierarchies
CiE'06 Proceedings of the Second conference on Computability in Europe: logical Approaches to Computational Barriers
The trade-off theorem and fragments of Gödel’s T
TAMC'06 Proceedings of the Third international conference on Theory and Applications of Models of Computation
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We investigate an imperative and a functional programming language. The computational power of fragments of these languages induce two hierarchies of complexity classes. Our first main theorem says that these hierarchies match, level by level, a complexity-theoretic alternating space-time hierarchy known from the literature. Our second main theorems says that a slightly different complexity-theoretic hierarchy (the Goerdt-Seidl hierarchy) also can be captured by hierarchies induced by fragments of the programming languages. Well known complexity classes like LOGSPACE, LINSPACE, P, PSPACE, etc., occur in the hierarchies.