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ORCIDKlaus-Jörn Lange
Person information
- affiliation: University of Tübingen, Germany
- affiliation (former): TU Munich, Germany
- affiliation (former, PhD 1983): University of Hamburg, Germany
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2010 – 2019
- 2018
[c46]Demen Güler, Andreas Krebs, Klaus-Jörn Lange, Petra Wolf:
Deciding Regular Intersection Emptiness of Complete Problems for PSPACE and the Polynomial Hierarchy. LATA 2018: 156-168- [i6]Silke Czarnetzki, Andreas Krebs, Klaus-Jörn Lange:
Visibly Pushdown Languages and Free Profinite Algebras. CoRR abs/1810.12731 (2018) - 2016
- [c45]Michaël Cadilhac, Andreas Krebs, Klaus-Jörn Lange:
A Language-Theoretical Approach to Descriptive Complexity. DLT 2016: 64-76 - 2015
- [c44]Andreas Krebs, Klaus-Jörn Lange, Michael Ludwig:
On Distinguishing NC1 and NL. DLT 2015: 340-351 - [c43]Michael Hahn, Andreas Krebs, Klaus-Jörn Lange, Michael Ludwig:
Visibly Counter Languages and the Structure of NC1. MFCS (2) 2015: 384-394 - [c42]Andreas Krebs, Klaus-Jörn Lange, Michael Ludwig:
Visibly Counter Languages and Constant Depth Circuits. STACS 2015: 594-607 - 2014
- [j22]Eric Allender
, Klaus-Jörn Lange:
Symmetry Coincides with Nondeterminism for Time-Bounded Auxiliary Pushdown Automata. Theory Comput. 10: 199-215 (2014) - [i5]Andreas Krebs, Klaus-Jörn Lange, Michael Ludwig:
Visibly Counter Languages and Constant Depth Circuits. Electron. Colloquium Comput. Complex. TR14 (2014) - 2012
- [c41]Klaus-Jörn Lange:
The Boolean Formula Value Problem as Formal Language. Languages Alive 2012: 138-144 - [c40]Andreas Krebs, Klaus-Jörn Lange:
Dense Completeness. Developments in Language Theory 2012: 178-189 - [c39]Christoph Behle, Andreas Krebs, Klaus-Jörn Lange, Pierre McKenzie:
The Lower Reaches of Circuit Uniformity. MFCS 2012: 590-602 - 2011
- [i4]Christoph Behle, Andreas Krebs, Klaus-Jörn Lange, Pierre McKenzie:
Low uniform versions of NC1. Electron. Colloquium Comput. Complex. TR11 (2011) - 2010
- [j21]Klaus-Jörn Lange:
A Note on the P-completeness of Deterministic One-way Stack Language. J. Univers. Comput. Sci. 16(5): 795-799 (2010) - [c38]Eric Allender, Klaus-Jörn Lange:
Symmetry Coincides with Nondeterminism for Time-Bounded Auxiliary Pushdown Automata. CCC 2010: 172-180 - [i3]Eric Allender, Klaus-Jörn Lange:
Symmetry Coincides with Nondeterminism for Time-Bounded Auxiliary Pushdown Automata. Electron. Colloquium Comput. Complex. TR10 (2010)
2000 – 2009
- 2007
- [j20]Andreas Krebs, Klaus-Jörn Lange, Stephanie Reifferscheid:
Characterizing TC0 in Terms of Infinite Groups. Theory Comput. Syst. 40(4): 303-325 (2007) - 2006
- [c37]Christoph Behle, Klaus-Jörn Lange:
FO[<]-Uniformity. CCC 2006: 183-189 - 2005
- [j19]Bernd Borchert, Klaus-Jörn Lange, Frank Stephan, Pascal Tesson, Denis Thérien:
The dot-depth and the polynomial hierarchies correspond on the delta levels. Int. J. Found. Comput. Sci. 16(4): 625-644 (2005) - [c36]Andreas Krebs, Klaus-Jörn Lange, Stephanie Reifferscheid:
Characterizing TC0 in Terms of Infinite Groups. STACS 2005: 496-507 - 2004
- [c35]Klaus-Jörn Lange:
Some Results on Majority Quantifiers over Words. CCC 2004: 123-129 - [c34]Bernd Borchert, Klaus-Jörn Lange, Frank Stephan, Pascal Tesson, Denis Thérien:
The Dot-Depth and the Polynomial Hierarchy Correspond on the Delta Levels. Developments in Language Theory 2004: 89-101 - 2001
- [j18]David A. Mix Barrington, Peter Kadau, Klaus-Jörn Lange, Pierre McKenzie:
On the Complexity of Some Problems on Groups Input as Multiplication Tables. J. Comput. Syst. Sci. 63(2): 186-200 (2001) - 2000
- [j17]Klaus-Jörn Lange, Rolf Niedermeier:
Data Independence of Read, Write, and Control Structures in PRAM Computations. J. Comput. Syst. Sci. 60(1): 109-144 (2000) - [j16]Klaus-Jörn Lange, Pierre McKenzie, Alain Tapp:
Reversible Space Equals Deterministic Space. J. Comput. Syst. Sci. 60(2): 354-367 (2000) - [c33]David A. Mix Barrington, Peter Kadau, Klaus-Jörn Lange, Pierre McKenzie:
On the Complexity of Some Problems on Groups Input as Multiplication Tables. CCC 2000: 62-69
1990 – 1999
- 1998
- [j15]Eric Allender, Klaus-Jörn Lange:
RUSPACE(log n) $\subseteq$ DSPACE (log2 n / log log n). Theory Comput. Syst. 31(5): 539-550 (1998) - [c32]Klaus-Jörn Lange, Pierre McKenzie:
On the Complexity of Free Monoid Morphisms. ISAAC 1998: 247-256 - 1997
- [c31]Klaus-Jörn Lange:
Are There Formal Languages Complete for SymSPACE(log n)? Foundations of Computer Science: Potential - Theory - Cognition 1997: 125-134 - [c30]Markus Holzer, Klaus-Jörn Lange:
On the Complexity of Iterated Insertions. New Trends in Formal Languages 1997: 440-453 - [c29]Klaus-Jörn Lange, Pierre McKenzie, Alain Tapp:
Reversible Space Equals Deterministic Space. CCC 1997: 45-50 - [c28]Klaus-Jörn Lange:
On the Distributed Realization of Parallel Algorithms. SOFSEM 1997: 37-52 - [c27]Klaus-Jörn Lange:
An Unambiguous Class Possessing a Complete Set. STACS 1997: 339-350 - 1996
- [j14]Klaus-Jörn Lange:
Complexity and Structure in Formal Language Theory. Fundam. Informaticae 25(3): 327-352 (1996) - [c26]Klaus-Jörn Lange, Klaus Reinhardt:
Set Automata. DMTCS 1996: 321-329 - [c25]Henning Fernau, Klaus-Jörn Lange, Klaus Reinhardt:
Advocating Ownership. FSTTCS 1996: 286-297 - [c24]Eric Allender, Klaus-Jörn Lange:
StUSPACE(log n) <= DSPACE(log²n / log log n). ISAAC 1996: 193-202 - [i2]Eric Allender, Klaus-Jörn Lange:
StUSPACE(log n) is Contained in DSPACE((log2n)/loglog n). Electron. Colloquium Comput. Complex. TR96 (1996) - 1995
- [j13]Yosi Ben-Asher, Klaus-Jörn Lange, David Peleg, Assaf Schuster:
The Complexity of Reconfiguring Network Models. Inf. Comput. 121(1): 41-58 (1995) - 1994
- [c23]Klaus-Jörn Lange, Peter Rossmanith:
Unambiguous Polynomial Hierarchies and Exponential Size. SCT 1994: 106-115 - [c22]Klaus-Jörn Lange, Klaus Reinhardt:
Empty Alternation. MFCS 1994: 494-503 - 1993
- [j12]Klaus-Jörn Lange:
Unambiguity of Circuits. Theor. Comput. Sci. 107(1): 77-94 (1993) - [c21]Klaus-Jörn Lange:
Complexity and Structure in Formal Language Theory. SCT 1993: 224-238 - [c20]Carsten Damm, Markus Holzer, Klaus-Jörn Lange, Peter Rossmanith:
Deterministic OL Languages are of Very Low Complexity: DOL is in AC0. Developments in Language Theory 1993: 305-313 - [c19]Markus Holzer, Klaus-Jörn Lange:
On the Complexities of Linear LL(1) and LR(1) Grammars. FCT 1993: 299-308 - [c18]Klaus-Jörn Lange, Rolf Niedermeier:
Data-Independences of Parallel Random Access Machines. FSTTCS 1993: 104-113 - 1992
- [c17]Klaus-Jörn Lange, Peter Rossmanith, Wojciech Rytter:
Parallel Recognition and Ranking of Context-Free Languages. MFCS 1992: 24-36 - [c16]Carsten Damm, Markus Holzer, Klaus-Jörn Lange:
Parallel Complexity of Iterated Morphisms and the Arithmetic of Small Numbers. MFCS 1992: 227-235 - [c15]Klaus-Jörn Lange, Peter Rossmanith:
The Emptiness Problem for Intersections of Regular Languages. MFCS 1992: 346-354 - 1991
- [c14]Dominik Gomm, Michael Heckner, Klaus-Jörn Lange, Gerhard Riedle:
On the Design of Parallel Programs for Machines with Distributed Memory. EDMCC 1991: 381-391 - [c13]Gerhard Buntrock, Birgit Jenner, Klaus-Jörn Lange, Peter Rossmanith:
Unambiguity and Fewness for Logarithmic Space. FCT 1991: 168-179 - [c12]Jürgen Dassow, Klaus-Jörn Lange:
Computational Calculus and Hardest Languages of Automata with Abstract Storages. FCT 1991: 200-209 - 1990
- [c11]Klaus-Jörn Lange:
Unambiguity of Circuits. SCT 1990: 130-137 - [c10]Klaus-Jörn Lange, Peter Rossmanith:
Characterizing Unambiguous Augmented Pushdown Automata by Circuits. MFCS 1990: 399-406 - [i1]Klaus-Jörn Lange, Peter Rossmanith:
Two results on unambiguous circuits. Forschungsberichte, TU Munich TUM I 9006: 1-29 (1990)
1980 – 1989
- 1989
- [j11]Birgit Jenner, Bernd Kirsig, Klaus-Jörn Lange:
The Logarithmic Alternation Hierarchy Collapses: A∑2L = A∏2L. Inf. Comput. 80(3): 269-287 (1989) - 1988
- [j10]Klaus-Jörn Lange:
Decompositions of Nondeterministic Reductions. Theor. Comput. Sci. 58: 175-181 (1988) - [c9]Klaus-Jörn Lange:
Complexity Theory and Formal Languages. IMYCS 1988: 19-36 - 1987
- [j9]Klaus-Jörn Lange, Emo Welzl:
String grammars with disconnecting or a basic root of the difficulty in graph grammar parsing. Discret. Appl. Math. 16(1): 17-30 (1987) - [j8]Klaus-Jörn Lange, Michael Schudy:
A further link between formal languages and complexity theory. Bull. EATCS 33: 67-70 (1987) - [j7]Bernd Kirsig, Klaus-Jörn Lange:
Separation with the Ruzzo, Simon, and Tompa Relativization Implies DSPACE(log n) != NSPACE(log n). Inf. Process. Lett. 25(1): 13-15 (1987) - [c8]Matthias Jantzen, Manfred Kudlek, Klaus-Jörn Lange, Holger Petersen:
Dyck1-Reductions of Context-free Languages. FCT 1987: 218-227 - [c7]Klaus-Jörn Lange, Birgit Jenner, Bernd Kirsig:
The Logarithmic Alternation Hierarchiy Collapses: A Sigma^C_2 = A Pi^C_2. ICALP 1987: 531-541 - 1986
- [c6]Klaus-Jörn Lange:
Decompositions of Nondeterministic Reductions (Extended Abstract). ICALP 1986: 206-214 - [c5]Klaus-Jörn Lange:
Two Characterizations of the Logarithmic Alternation Hierarchy. MFCS 1986: 518-526 - 1985
- [j6]Klaus-Jörn Lange:
A note on the closure of EDL-languages under erasing homomorphisms. Bull. EATCS 25: 22-23 (1985) - [j5]Klaus-Jörn Lange:
Addendum to "A note on the closure of EOL languages under erasing homomorphismus". Bull. EATCS 26: 55 (1985) - [j4]Klaus-Jörn Lange, Emo Welzl:
Recurrent Words and Simultaneous Growth in T0L Systems. Theor. Comput. Sci. 35: 1-15 (1985) - [c4]Klaus-Jörn Lange, Emo Welzl:
String grammars with disconnecting. FCT 1985: 249-256 - [c3]Wilfried Brauer, Klaus-Jörn Lange:
Non-Deterministic Two-Tape Automata are More Powerful Then Deterministic Ones. STACS 1985: 71-79 - 1984
- [j3]Klaus-Jörn Lange:
DTOL Systems and Catenativity. J. Inf. Process. Cybern. 20(2/3): 81-92 (1984) - [c2]Klaus-Jörn Lange:
Nondeterministic Logspace Reductions. MFCS 1984: 378-388 - 1983
- [c1]Klaus-Jörn Lange:
Context-Free Controlled ETOL Systems. ICALP 1983: 723-733 - 1982
- [b1]Klaus-Jörn Lange:
Kontextfrei kontrollierte ETOL-Systeme. University of Hamburg, Germany, 1982 - [j2]Takashi Yokomori, Derick Wood, Klaus-Jörn Lange:
A Three-Restricted Normal Form Theorem for ET0L Languages. Inf. Process. Lett. 14(3): 97-100 (1982) - 1980
- [j1]Klaus-Jörn Lange:
Equivalence of Adult Languages and Extensions for DTOL Systems. Inf. Control. 47(2): 107-112 (1980)
Coauthor Index
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