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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2007
2007
Post-event timeline reconstruction plays a critical role in forensic investigation and serves as a means of identifying evidence… (More)
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Highly Cited
2004
Highly Cited
2004
A tandem repeat (or square) is a string aa; where a is a non-empty string. We present an OðjSjÞ-time algorithm that operates on… (More)
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Highly Cited
2002
Highly Cited
2002
Covariant quantization of string theories is developed in the context of conformal field theory and the BRST quantization… (More)
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Highly Cited
2002
Highly Cited
2002
Gravitational corrections in N = 1 and N = 2 supersymmetric gauge theories are obtained from topological string amplitudes. We… (More)
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2002
2002
Since 1991, fishing operations on tuna schools associated with drifting Fish Aggregating Devices (FADs) have become widespread in… (More)
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2001
2001
Male Dark-eyed Juncos (Junco hyemalis) that breed in Virginia begin their prebasic molt after breeding has ended, usually in… (More)
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Highly Cited
2000
Highly Cited
2000
Four dimensional reflexive polyhedra encode the data for smooth Calabi-Yau threefolds that are hypersurfaces in toric varieties… (More)
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Highly Cited
1999
Highly Cited
1999
We introduce a new text-indexing data structure, the String B-Tree, that can be seen as a link between some traditional external… (More)
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Highly Cited
1991
Highly Cited
1991
We consider string theory in the background of the two-dimensional black hole as described by the SL(2, R)/U(1) coset theory… (More)
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Highly Cited
1984
Highly Cited
1984
D New algorithms for deciding whether a (propositional) Horn formula is satisfiable are presented. If the Horn formula A contains… (More)
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