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MFCS
2000
Springer
13 years 9 months ago
0-1 Laws for Fragments of Existential Second-Order Logic: A Survey
The probability of a property on the collection of all finite relational structures is the limit as
Phokion G. Kolaitis, Moshe Y. Vardi
MFCS
2000
Springer
13 years 9 months ago
XML Grammars
Abstract. XML documents are described by a document type definition (DTD). An XML-grammar is a formal grammar that captures the syntactic features of a DTD. We investigate properti...
Jean Berstel, Luc Boasson
MFCS
2000
Springer
13 years 9 months ago
On the Autoreducibility of Random Sequences
Abstract. A binary sequence A = A(0)A(1) . . . is called infinitely often (i.o.) Turing-autoreducible if A is reducible to itself via an oracle Turing machine that never queries it...
Todd Ebert, Heribert Vollmer
MFCS
2000
Springer
13 years 9 months ago
Periodic-Like Words
In this paper we investigate the periodic structure of rich words (i.e., words having the highest possible number of palindromic factors), giving new results relating them with per...
Arturo Carpi, Aldo de Luca
MFCS
2000
Springer
13 years 9 months ago
Explicit Fusions
We introduce explicit fusions of names. To `fuse' two names is to declare that they may be used interchangeably. An explicit fusion is one that can exist in parallel with som...
Philippa Gardner, Lucian Wischik