Results 31 to 40 of about 2,753 (280)

Practical Variable-Arity Polymorphism [PDF]

open access: yesACM SIGPLAN Lisp Pointers, 2009
Just as some functions have uniform behavior over distinct types, other functions have uniform behavior over distinct arities. These variable-arity functions are widely used in scripting languages such as Scheme and Python. Statically typed languages also accommodate modest forms of variable-arity functions, but even ML and Haskell, languages with ...
T. Stephen Strickland   +2 more
openaire   +2 more sources

Planar Pol(o)arity [PDF]

open access: yesDevelopmental Cell, 2015
Asymmetric localization of planar cell polarity (PCP) proteins is essential for tissue integrity, but how asymmetric localization is regulated during cell division is not known. In this issue of Developmental Cell, Shrestha et al. (2015) show that mitotic Polo-like kinase 1 (Plk1) links internalization of PCP proteins to cell-cycle progression.
Sedzinski, Jakub, Wallingford, John
openaire   +2 more sources

On Safety of Unary and Non-unary IFP-operators

open access: yesМоделирование и анализ информационных систем, 2018
In this paper, we investigate the safety of unary inflationary fixed point operators (IFPoperators). The safety is a computability in finitely many steps.
Sergey Dudakov
doaj   +1 more source

Initial Semantics for Strengthened Signatures [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2012
We give a new general definition of arity, yielding the companion notions of signature and associated syntax. This setting is modular in the sense requested by Ghani and Uustalu: merging two extensions of syntax corresponds to building an amalgamated sum.
André Hirschowitz, Marco Maggesi
doaj   +1 more source

On the Expressiveness of Intensional Communication [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2014
The expressiveness of communication primitives has been explored in a common framework based on the pi-calculus by considering four features: synchronism (asynchronous vs synchronous), arity (monadic vs polyadic data), communication medium (shared ...
Thomas Given-Wilson
doaj   +1 more source

Around the root of random multidimensional quadtrees [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2006
We analyse the distribution of the root pattern of randomly grown multidimensional point quadtrees. In particular, exact, recursive and asymptotic formulas are given for the expected arity of the root.
Gilbert Labelle   +2 more
doaj   +1 more source

Spherical fuzzy hypergraph in decision making. [PDF]

open access: yesSci Rep
This study presents the Spherical Fuzzy Hypergraph (SFHG), an advancement that integrates the principles of fuzzy theory with hypergraph models, and improving decision-making processes.
Pramanik T   +5 more
europepmc   +2 more sources

Arity Raising in Manticore [PDF]

open access: yes, 2010
Compilers for polymorphic languages are required to treat values in programs in an abstract and generic way at the source level. The challenges of optimizing the boxing of raw values, flattening of argument tuples, and raising the arity of functions that handle complex structures to reduce memory usage are old ones, but take on newfound import with ...
Lars Bergstrom, John H. Reppy
openaire   +1 more source

Dynamic Complexity of Parity Exists Queries [PDF]

open access: yesLogical Methods in Computer Science, 2021
Given a graph whose nodes may be coloured red, the parity of the number of red nodes can easily be maintained with first-order update rules in the dynamic complexity framework DynFO of Patnaik and Immerman.
Nils Vortmeier, Thomas Zeume
doaj   +1 more source

On the Mints Hierarchy in First-Order Intuitionistic Logic [PDF]

open access: yesLogical Methods in Computer Science, 2017
We stratify intuitionistic first-order logic over $(\forall,\to)$ into fragments determined by the alternation of positive and negative occurrences of quantifiers (Mints hierarchy). We study the decidability and complexity of these fragments.
Aleksy Schubert   +2 more
doaj   +1 more source

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