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Empty string

Known as: Empty word, Null, Null string 
In formal language theory, the empty string is the unique string of length zero.
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Related topics

Related topics

49 relations
Adaptive grammarAlphabet (formal languages)C++Concatenation

Broader (1)

String (computer science)

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2010
2010
Refined matrix models from BPS counting
We construct a free fermion and matrix model representation of refined Bogomol’nyi-Prasad-Sommerfeld generating functions of D2… 
2009
2009
Efficient top-k algorithms for fuzzy search in string collections
  • R. VernicaChen Li
  • KEYS '09
  • 2009
  • Corpus ID: 17227014
An approximate search query on a collection of strings finds those strings in the collection that are similar to a given query… 
2008
2008
Global properties of topological string amplitudes and orbifold invariants
We derive topological string amplitudes on local Calabi-Yau manifolds in terms of polynomials in finitely many generators of… 
2004
2004
Planar rooted trees and non-associative exponential series
Review
2003
Review
2003
Diet and Diel Feeding Periodicity of Juvenile Scalloped Hammerhead Sharks, Sphyrna lewini, in Kāne'ohe Bay, Ō'ahu, Hawai'i
I studied diet and feeding habits in juvenile scalloped hammerhead sharks in Kāne'ohe Bay, Hawai'i, from August 1995 to May 1998… 
2003
2003
Omotic: The ‘empty quarter’ of Afroasiatic Linguistics
Highly Cited
2002
Highly Cited
2002
The empty raincoat
*Can you find the way to Davy's bar? *Do you know the Doughnut principal? *How do you make a Chinese contract? The changes which… 
2000
2000
BIOLOGICAL STUDIES ON THE COCONUT CRAB (BIRGUS LATRO) IN THE MARIANA ISLANDS
Highly Cited
2000
Highly Cited
2000
High-Redshift Galaxy Outflows and the Formation of Dwarf Galaxies
We examine the effects of galaxy outflows on the formation of dwarf galaxies in numerical simulations of the high-redshift… 
Highly Cited
1987
Highly Cited
1987
Diet-selection ecology of tropically and temperately adapted honey bees
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