Robert Spalek
Robert Spalek
undisclosed
Verified email at ucw.cz - Homepage
TitleCited byYear
Any AND-OR Formula of Size N Can Be Evaluated in Time on a Quantum Computer
A Ambainis, AM Childs, BW Reichardt, R Špalek, S Zhang
SIAM Journal on Computing 39 (6), 2513-2530, 2010
190*2010
Negative weights make adversaries stronger
P Hoyer, T Lee, R Spalek
Proceedings of the thirty-ninth annual ACM symposium on Theory of computing …, 2007
162*2007
Quantum verification of matrix products
H Buhrman, R Špalek
Proceedings of the seventeenth annual ACM-SIAM symposium on Discrete …, 2006
1382006
Quantum query complexity of state conversion
T Lee, R Mittal, BW Reichardt, R Špalek, M Szegedy
2011 IEEE 52nd Annual Symposium on Foundations of Computer Science, 344-353, 2011
1122011
All quantum adversary methods are equivalent
R Špalek, M Szegedy
International Colloquium on Automata, Languages, and Programming, 1299-1311, 2005
1102005
Span-program-based quantum algorithm for evaluating formulas
BW Reichardt, R Spalek
Proceedings of the fortieth annual ACM symposium on Theory of computing, 103-112, 2008
1092008
Quantum and classical strong direct product theorems and optimal time-space tradeoffs
H Klauck, R Špalek, R De Wolf
SIAM Journal on Computing 36 (5), 1472-1493, 2007
902007
Quantum fan-out is powerful
P Høyer, R Špalek
Theory of computing 1 (1), 81-103, 2005
75*2005
A direct product theorem for discrepancy
T Lee, A Shraibman, R Špalek
2008 23rd Annual IEEE Conference on Computational Complexity, 71-80, 2008
732008
Lower bounds on quantum query complexity. EATCS Bulletin, 87: 78–103, October 2005
P Høyer, R Špalek
arXiv preprint quant-ph/0509153, 0
58
Quantum algorithms for matching and network flows
A Ambainis, R Špalek
Annual Symposium on Theoretical Aspects of Computer Science, 172-183, 2006
462006
A new quantum lower bound method, with applications to direct product theorems and time-space tradeoffs
A Ambainis, R Špalek, R de Wolf
Algorithmica 55 (3), 422-461, 2009
312009
Adversary lower bound for the k-sum problem
A Belovs, R Spalek
Proceedings of the 4th conference on Innovations in Theoretical Computer …, 2013
272013
The multiplicative quantum adversary
R Špalek
2008 23rd Annual IEEE Conference on Computational Complexity, 237-248, 2008
222008
Space complexity of quantum computation
R Špalek, R Špalek
quantum 35 (37), 53, 2001
72001
Quantum algorithms, lower bounds, and time-space tradeoffs
R Spalek
AmsterdamILLC90577615569789057761553, 2006
32006
Adversary lower bound for the orthogonal array problem
R Spalek
arXiv preprint arXiv:1304.0845, 2013
22013
Any AND-OR formula of size N can be evaluated in time N1/2 on a quantum computer
B Reichardt, A Ambainis, A Childs, R Špalek, S Zhang
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