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PUBLICATIONS and IN PROGRESS
- Ideal secret sharing sharing-Observations of when and when not.
(With Ambasz, Kailad, Rynder, Vanga)
guidoss
- A thorough analysis of quadratic sieve factoring algorihtm and
its comparisons to Pollard-Rho factoring algorithm.
(With Zongxiz Li)
quadsieve
- Hilbert's Tenth Problem for Fixed and .
Bulletin of the European Association for Theoretical Computer Science (EATCS)
Vol 133, February 2021.
h10
- Low, superlow, and superduperlow sets: An exposition of a known
but not well-known result
SUPERLOW
- Small NFA's for cofinite unary languages
(with Erik Metz, Zan Zu, Yuang Shen, Sam Zbarsky)
SMALLNFA
- Cracking RSA with Various Factoring Algorithms.
(with Brian Holt)
GOLUMB-JEVONS
- Alternative Modes of Computation
(with Nathan Hayes)
AlternativeModelsofComp
- Sane Bounds on the Polynomial Van Der Warden Numbers
(with Clyde Kruskal and Justin Kruskal and Zach Price.)
- The Third P=?NP Poll.
Special Interest Group in Algorithms and Computing Theory (SIGACT)
Vol 50, No 1, 2019.
Column Edited by Lane Hemaspaandra.
POLL3
- Distinct volume sets via indiscernibles,
Archives of Mathematial Logic
Vol 58, 2019.
gasarchulrich
- The Muffin Problem. Guest Column in Complexity Column SIGACT News.
Column 101. 2019.
SIGMUFF
- A Muffin-Theoerm Generator.
(with
Guang Cui,
Naveen Durvasula,
John Dickerson,
Erik Metz,
Jacob Prinz,
Naveen Raman,
Daniel Smolyak,
Sunny Yoo)
FUN with Algorithms 2018.
MUFFINSFUN
- Hilbert's proof of his Irreducibility Theorem
(with Ken Regan and Mark Villarino)
American Mathematics Monthly
Vol 125, No. 6, 2018, pages 513-530.
HILBERT
- The Coefficient-Choosing Game
(with Larry Washington and Sam Zbarsky).
Journal of Combinatorics and Number Theory
Vol 10, No. 1, 2018. Page 1-19.
COEFF
- On the sizes of DPDA's, PDA's, LBA's.
(with Richard Beigel)
Theoretical Computer Science.
Vol 638, No. 25, 2016, pages 63-75.
SIZES
- Three results on making change (An Exposition).
(with Naveen Raman).
2016. Unpublished.
CHANGETHREE
- Lower bounds on the Deterministic
and Quantum Communication Complexity
of HAM(n,a).
(with A. Ambains, A. Srinivasan, A. Utis)
ACM Transactions of Computation Theory.
Vol 7, No 3, Article 10, July 2015.
HAM
- Distinct Volume Subsets
(with David Conlon, Jacob Fox, David Harris, Doug Ulrich, Sam Zbarsky)
SIAM journal of Discrete Math.
Vol 29, No. 1, 472-480, 2015.
DistinctVolumeSubsets
- Proving Programs Terminate using
Well Orderings, Ramsey Theory, and Matrices.
Book Chapter in Advances in Computers Volume 97.
Edited by Atif Memon.
Published by Elsevier.
Pages 147-200.
2015.
ISBN 978-0-12-802133-0
RAMSEYPL
- An Infinite Number of Proofs of the Reciprocal Theorem.
by
Vince Cozzo,
Carolyn Gasarch,
William Gasarch,
Dilhan Salgado.
RECIP
- Which unbounded protocol for envy free cake cutting is better?
Unpublished. 2015.
ENVY
- Classifying Problems Into Complexity Classes.
Book Chapter in Advances in Computers Volume 95.
Edited by Atif Memon
Pages 239-292. 2014.
CLASSCOMP
- How many ways can you make change: Some easy proofs.
2014. Unpublished.
CHANGEEASY
- The Second P=?NP Poll.
(A Guest column in Lane Hemaspaandra's Complexity Column.)
POLL2012
- The Complexity of Grid Coloring.
(with Daniel Apon and Kevin Lawler).
2012. Unpublished.
GRIDCOL
- Three proofs of the Hypergraph Ramsey Theorem
(with Andy Parrish and Sanai Sandow).
2012. Unpublished.
HYPER
- A Statement in Combinatorics that is
Independent of ZFC.
(with Stephen Fenner)
2012. Unpublished.
ZFCRADO
- Rectangle Free Colorings of Grids.
(with Fenner, Glover, and Purewal).
2012. Unpublished
GRIDPAPER.PDF
GRIDTALK.PDF
- Limits on the Computational Power of Random Strings.
(with Eric Allender and Luke Friedman)
Information and Computation
Special issue for ICALP 2011.
Volume 222, 2013, Pages 80-92.
RANDOMSTRINGS.PDF
- Lower Bounds on van der Waerden Numbers:
Randomized- and Deterministic-Constructife
(with Bernhard Haeupler)
LOWERVDW
Electronic Journal of Combinatorics
Vol 18, 2011
LOWERVDW
- The complexity of finding SUBSEQ(A)
(with Fenner and Postow)
Theory of Computing Systems
Vol 45, No. 3, 2009, 577-612.
SUBSEQ.PDF
(Version here has appendices that the journal version did not have.)
- The Complexity of Learning SUBSEQ(A)
(with Stephen Fenner and Brian Postow)
Journal of Symbolic Logic
Vol. 74, No. 3, 2009, 939-975.
learnsubseq.PDF
Earlier Conf Version:
learnsubseqCONF.PDF.
- The Tug of War Game.
William Gasarch and Nick Sovich and Paul Zimand.
2009. Unpublished.
TUG.PDF
- Inferring answers from data
(with A. Lee)
Journal of Computing and Systems Sciences,
Volume 74, No 4, 2008, 490-512.
(Conference version in Conference on Computational Learning theory COLT) 1997).
ANSWERS.PDF
- Finding Large 3-free Sets I: the Small n Case
(with James Glenn and Clyde Kruskal),
Journal of Computing and Systems Sciences,
Volume 74, No. 4, June 2008.
628-655.
3apI.PDF
- A Nearly Tight Lower Bound for Restricted Private Information Retrieval Protocols
(with Richard Beigel and Lance Fortnow),
Computational Complexity.
Vol 15, No 1, 2006, 82-91.
pirlower.PDF
- The Multiparty Communication Complexity of Exact-T:
Improved Bounds and New Problems.
(with Richard Beigel and James Glenn),
Mathematical Foundations of Computer Science
2006. (I post the long version, which is not the
same as the conference version. It has more in it.)
multicomm.PDF
- The Egg Game
(with Stuart Fletcher
2004. Unpublished.
egg
- Constant Time Parallel Sorting: An Empirical View
(with E. Golub and C. Kruskal)
Journal of Computer and Systems Science
Vol 67, 2003, pages 63-91.
emp-p-sort.PDF,
- Some connections between bounded query classes and non-uniform complexity
(with A. Amir and R. Beigel),
Information and Computation
Vol 186, 2003, 104-139.
Earlier Version in CCC90.
Link is to long version that is also at eccc archive.
NONUNIFORM.PDF
- A Survey on Private Information Retrieval
Bulletin of the European Association for Theoretical Computer Science
Vol 82, February 2004, pages 72-107.
Computational Complexity Column.
pirsurvey.PDF
- When Does a Random Robin Hood Win?
(with E. Golub and A. Srinivasan)
Theoretical Computer Science
Vol 304, 2003, pages 477-484.
robinhood.PDF
- Gems in the field of bounded queries.
Computability and Models
Edited by Cooper and Goncharov. 2003.
GEMS.PDF
- Automata Techniques for Query Inference Machines
(with G. Hird),
Annals of Pure and Applied Logic
Vol. 117, 171-203, 2002.
AUT-TECH-QUERY-INF.PDF
Earlier version in COLT95, with title
Reduction in Learning via Queries
- Max and min limiters
(with James Owings and Georgia Martin),
Archives of Mathematical Logic
Vol. 41, 2002, pp 483-495.
MAX-MIN-DELIM.PDF
- AHA: An Illuminating Perspective.
(With Dan Garcia and David Ginat)
Thirty third annual SIGCSE Technical Symposium on
Computer Science Education, Feb 2002.
(AHA.PDF)
- The P=?NP Poll.
SIGACT NEWS 2002.
Complexity Theory Column.
POLL.PDF
- The Communication Complexity of Enumeration, Elimination, and Selection
(with Andris Ambainis, Harry Buhrman, Bala Kalyanasundaram, Leen Torenvliet)
Vol 63., pages 148-185, 2001.
(Special issue for COMPLEXITY 2000).
COMM.PDF
- A Survey of Constant Time Parallel Sorting,
for
Bulletin of the European Association for Theoretical Computer Science
(with Evan Golub and Clyde Kruskal),
Vol 72, pages 84-102, October 2000,
Computational Complexity Column.
SURVEY-CONST-TIME-SORTING.PDF
- Squares in a Square: An On-line question
(with A.Ambainis).
Geocombinatorics,
Vol X, No 1, 2000
SQUARES.PDF.
- Computability,
Handbook of Discrete and Combinatorial Mathematics.
Edited by Kenneth Rosen.
Published by CRC Press (Boca Raton, Florida).
COMPUT.PDF
- The Complexity of ODD(n,A)
(with R. Beigel, M. Kummer, G. Martin, T. McNichol, and F. Stephan)
Journal of Symbolic Logic,
Vol. 65, 1-18, 2000.
Earlier Version in MFCS96.
ODD.PDF
- A techniques-oriented survey of bounded queries.
(with Frank Stephan).
Models and Computability (invited papers from Logic Colloquium '97)
(Lecture Note Series 259),
Editted by Cooper and Truss.
London Mathematical Society 117-156, 1999.
Forschungsberichte Mathematische Logik 32 / 1998,
Mathematisches Institut, Universitaet Heidelberg, Heidelberg, 1998.
BDQ-SURVEY-TECH.PDF
- On the Number of Automorphisms of a Graph
(with R. Beals, R. Chang and J. Toran),
Chicago Journal of Theory.
Feburary 1999.
Earlier version in CCC95.
NUMAUTO.PDF
- When can one load a set of dice so that the sum is uniformily distributed?
(with C. Kruskal)
Mathematics Magazine.
Vol. 72, No. 2, 1999, pp 133-138.
DICE.PDF
- A Survey of Recursive Combinatorics.
Handbook of Recursive Mathematics Volume 2.
Edited by Ershov, Goncharov, Marek, Nerode, and Remmel.
1998.
Pages 1041-1176.
Published by Elsevier
RCOMBSUR.PDF
- Addition in lg(n) + O(1) Steps on Average: A Simple Analysis
(with R. Beigel, M. Li, L. Zhang),
Theoretical Computer Science.
Vol 191, 1998, 245-248.
ADD.PDF
- Recursion theory and Reverse Mathematics
(with Jeffery Hirst).
Mathematical Logic Quarterly.
Vol. 44, 1998, 465-473.
RR.PDF
- On the Finiteness of the Recursive
Chromatic Number
(with A. Lee).
Annals of Pure and Applied Logic
Vol. 93, 73-81, 1998.
FINITE-REC-CHROM-NUMBER.PDF
- Classification via Information
(with M. Plezskoch, M. Velauthapillai, and F. Stephan),
Annals of Mathematics and Artificial Intelligence.
Vol. 23, 147-168, 1998.
CLASSIFICATION.PDF
Earlier version in ALT94.
- Relative Sizes of Learnable Sets
(with L. Fortnow, R. Freivalds, M. Kummer, S. Kurtz, C. Smith, and F. Stephan),
Theoretical Computer Science
Vol 197(1-2):139-156, 1998.
Earlier version in ICALP95 with the name
Measure, Category, and Learning Theory
MEASURE.PDF
- Bounded Queries in Recursion Theory
(With Georgia Martin).
Birkhauser. 1998.
- Bounded Queries and Approximation
(with R. Chang and C. Lund),
SIAM Journal of Computing,
Vol. 26, 1997, 188-209
BDQAPPROX.PDF
Earlier version in FOCS93 did not have
Lund as co-author.
- Implementing WS1S via Finite Finite Automata.
Automata Implementation.
(with James Glenn)
In Workshop on Implementing Automata-1996
Edited by Raymond, Wood, and Yu.
Lecture Notes in Computer Science 1260. 1997
WIA96.PDF
- Binary search and recursive graph problems
(with K. Guimaraes)
Theoretical Computer Science
Vol 181, 1997, 119-139.
(Special issue for LATIN 95 conference).
BINARY.PDF
Subsumeds the conference papers
On the number of components of a recursive graph from LATIN 92.
and
Unbounded search and recursive graphs from LATIN 95.
- Asking Questions Versus Verifiability
(with M. Velauthapillai),
Fundamenta Informaticae
Vol. 30, 1-9, 1997
VERIFY.PDF
Earlier version in AII92.
- A Survey of Inductive Inference with an Emphasis
on Learning via Queries (with C. Smith).
Complexity, Logic, and Recursion Theory.
Edited by A. Sorbi.
Published by M. Dekker.
Volume 187.
1997.
LVQSUR.PDF.
- The Complexity of Problems,
Advances in Computers Volume 43.
Edited by Marvin Zelkowitz.
Published by Academic Press.
1996.
COMPLEXITY.PDF
- Frequencey Computation and Bounded Queries
(with R. Beigel and E. Kinber)
Theoretical Computer Science,
Vol. 163, 1996, 177-192.
Earlier version in CCC95.
BDQFREQ.PDF
- Learning via Queries with Teams and Anomalies
(with E. Kinber, M. Pleszkoch, C. Smith, and T. Zeugmann),
Fundamenta Informaticae, Vol. 23, Number 1, May 1995, pp. 67-89.
LVQTEAMS.PDF
Earlier version in COLT90.
- Recursion theoretic models of learning: some results and intuitions,
(with C. Smith)
Annals of Mathematics and Artificial Intelligence,
Vol. 15, II, 1995, pp. 155-166.
MODELS.PDF
- OptP-Completeness as the Normal Behavior of NP-Complete
Problems (with M. Krentel and K. Rappoport),
Math Systems Theory,
Vol. 28, 1995, 487-514
BDQOPT.PDF
- Extremes in the Degrees of Inferability
(with
L. Fortnow,
S. Jain,
E. Kinber,
M. Kummer,
S. Kurtz,
M. Pleszkoch,
T. Slaman,
F. Stephan,
R. Solovay),
Annals of Pure and Applied Logic,
Vol. 66, 1994, pp. 231-276.
EXTREMES.PDF
Subsumes both
Learning via Queries to an Oracle from COLT89
and
Degrees of Inferability from COLT92.
- On Honest Polynomial Reductions and P=NP
(with R. Downey, and M. Moses),
Annals of Pure and Applied Logic,
Vol. 70, 1994, pp. 1-27.
Earlier version in CCC89.
HONEST.PDF
(The version on line is the CCC89 version.)
- Terse, Superterse, and Verbose Sets (with R. Beigel,
J. Gill, and J. Owings),
Information and Computation,
Vol. 103, 1993, pp. 68-85, 1993.
BDQTERSE.PDF
- On Checking Versus Evaluation of Multiple Queries
(with Lane Hemachandra and Albrech Hoene),
Information and Computation,
Vol. 105, 1993, pp. 72-93.
CHECK.PDF
Earlier version in MFCS90.
- Index Sets in Recursive Combinatorics
(with G. Martin),
Logical Methods (In honor of Anil Nerodes's Sixtieth Birthday).
Edited by Crossley, Remmel, Shore, and Sweedler.
1993.
Edited by Birkhaeuser, Boston.
- Learning via Queries to [+,<]
(with M. Pleszkoch and R. Solovay),
Journal of Symbolic Logic,
LVQPLUS.PDF
Earlier version in COLT90
- Learning Programs with an Easy to Calculate Set of Errors
(with Rameshkumar Sitarman, C. Smith, and
Mahendran Velauthapillai),
Fundamentica Informaticae,
Vol. 16, No. 3-4, pp. 355-370, 1992.
ERRORS.PDF
Earlier version appearedin COLT88 and AII89.
- Learning via Queries (with C. Smith),
Journal of the Association of Computing Machinery,
Vol. 39, 1992, pp. 649-675.
LVQ.PDF,
Earlier versions appeared at COLT88 and FOCS88.
- Selection Problems using m-ary queries (with K. Guimaraes
and J. Purtilo),
Computational Complexity,
Vol. 2, 1992, pp. 256-276.
ARITY.PDF
- The Mapmaker's Dilemma (with R. Beigel),
Discrete Applied Math (Special Issue
on Theoretical Computer Science),
Vol. 34, 1991, pp. 37-48.
MAP.PDF
- On Selecting the k Largest with Restricted Quadratic Queries,
Information Processing Letters,
Vol. 38, 1991, pp. 193-195.
- A Survey of Bounded Queries in Recursion Theory,
Sixth Annual Conferences on Structure in Complexity Theory,
Chicago, June 1991.
BDQSUR.PDF
- Training Sequences (with D. Angluin and C. Smith),
Theoretical Computer Science,
Vol. 66, 1989, pp. 255-272.
TRAINING.PDF
Earlier version without Angluin at AII86
was called
On the inference of sequences of functions
- On the Complexity of Finding the Chromatic Number of a Recursive Graph I:
The Bounded Case (with R. Beigel),
Annals of Pure and Applied Logic,
Vol. 45, 1989, pp. 1-38.
FINDCHROMNUMBER1.PDF
- On the Complexity of Finding the Chromatic Number of a Recursive Graph II:
The Unbounded Case (with R. Beigel),
Annals of Pure and Applied Logic,
Vol. 45, 1989, pp. 227-247.
FINDCHROMNUMBER2.PDF
- Bounded Query Classes and the Difference Hierarchy
(with R. Beigel and L. Hay),
Archive for Math. Logic,
Vol. 29, 1989, pp. 69-84.
BDQDIFF.PDF
- Nondeterministic Bounded Query Reducibilities (with R. Beigel,
and J. Owings),
Annals of Pure and Applied Logic,
Vol. 41, 1989, pp. 107-118.
BDQ-NONDET.PDF
- Polynomial Terse Sets (with A. Amir),
Information and Computation,
Vol. 77, No. 1, 1988, pp. 37-56.
Earlier version in CCC87.
AMIRGASARCH.PDF
- Oracles for Deterministic vs. Alternating Classes,
SIAM Journal of Computing,
Vol. 16, Aug 1987, pp. 613-627.
ORACLESEVSSIG.PDF
- Oracles: Three New Results.
Marcel Dekker Lecture Notes in Pure and Applied Mathematics Vol. 106,
Edited by D.W. Kueker, E.G.K. Lopez-Escobar, and C.H. Smith,
1987, pp. 219-252.
- Relativizations Comparing NP and Exponential Time (with S. Homer),
Information and Control,
Vol. 58, July 1983, pp. 88-100.
ORACLESEVSNP.PDF
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Bill Gasarch
2021-10-23