@inproceedings{79ed3ca6bd3c4e35bedacd7597f8fda2,
title = "Proof Systems for Retracts in Simply Typed Lambda Calculus",
abstract = "This paper concerns retracts in simply typed lambda calculus assuming βη-equality. We provide a simple tableau proof system which characterises when a type is a retract of another type and which leads to an exponential decision procedure.",
author = "Colin Stirling",
year = "2013",
doi = "10.1007/978-3-642-39212-2_36",
language = "English",
isbn = "978-3-642-39211-5",
series = "Lecture Notes in Computer Science",
publisher = "Springer-Verlag GmbH",
pages = "398--409",
editor = "Fomin, {Fedor V.} and Rusins Freivalds and Marta Kwiatkowska and David Peleg",
booktitle = "Automata, Languages, and Programming",
}