Brad Lackey | QuICS

Adjunct Professor (2014-2018)

bclackey@umd.edu

(410) 913-6451

Brad Lackey was an Adjunct Professor in the University of Maryland Institute for Advanced Computer Studies (UMIACS) and a cryptographic designer and mathematician with the Department of Defense. His research focuses on the interface between quantum algorithm development, quantum information theory and computer science, and the design and analysis of post-quantum cryptographic protocols. Brad earned his doctoral degree in mathematics from the University of Houston. He currently works for Microsoft.

Courses

Research Interactions in Mathematics (RIT on Quantum Information) (MATH489/689, Fall 2018)

Research Interactions in Mathematics (RIT on Quantum Information) (MATH489/689, Fall 2017)

Introduction to quantum information processing (CMSC858K, Fall 2016)

Research Interactions in Mathematics (RIT on Quantum Information) (MATH489/689, Fall 2016)

Publications

2023

C. J. Cao, Gullans, M., Lackey, B., and Wang, Z., “Quantum Lego Expansion Pack: Enumerators from Tensor Networks”, 2023.

2022

C. J. Cao and Lackey, B., “Quantum Lego: Building Quantum Error Correction Codes from Tensor Networks”, PRX Quantum, vol. 3, no. 2, p. 020332, 2022.

2021

C. J. Cao and Lackey, B., “Approximate Bacon-Shor Code and Holography”, Journal of High Energy Physics, vol. 2021, 2021.

N. Rodrigues and Lackey, B., “Quantum Lattice Sieving”, 2021.

2018

B. Lackey and Rodrigues, N., “Morphisms in categories of nonlocal games”, 2018.

A. Sundaram and Lackey, B., “Mathematical methods for resource-based type theories”, 2018.

M. Jarret, Lackey, B., Liu, A., and Wan, K., “Quantum adiabatic optimization without heuristics”, 2018.

B. Lackey, “A belief propagation algorithm based on domain decomposition”, 2018.

2017

N. Bao, Bousso, R., Jordan, S. P., and Lackey, B., “Fast optimization algorithms and the cosmological constant”, Physical Review D, vol. 96, no. 10, p. 103512, 2017.

B. Lackey and Rodrigues, N., “Nonlocal games, synchronous correlations, and Bell inequalities”, 2017.

A. Perdomo-Ortiz, Feldman, A., Ozaeta, A., Isakov, S. V., Zhu, Z., O'Gorman, B., Katzgraber, H. G., Diedrich, A., Neven, H., de Kleer, J., Lackey, B., and Biswas, R., “On the readiness of quantum optimization machines for industrial applications”, 2017.

M. Jarret and Lackey, B., “Substochastic Monte Carlo Algorithms”, 2017.

B. Lackey, “Penalty models for bitstrings of constant Hamming weight”, 2017.

2016

Z. Bian, Chudak, F., Israel, R. Brian, Lackey, B., Macready, W. G., and Roy, A., “Mapping contrained optimization problems to quantum annealing with application to fault diagnosis”, Frontiers in ICT, vol. 3, p. 14, 2016.

M. Jarret, Jordan, S. P., and Lackey, B., “Adiabatic optimization versus diffusion Monte Carlo”, Physical Review A, vol. 94, p. 042318, 2016.

2014

Z. Bian, Chudak, F., Israel, R., Lackey, B., Macready, W. G., and Roy, A., “Discrete optimization using quantum annealing on sparse Ising models”, Frontiers in Physics, vol. 2, p. 56, 2014.

2012

J. DE Grant and Lackey, B., “On Galilean connections and the first jet bundle”, Central European Journal of Mathematics, vol. 10, pp. 1889–1895, 2012.

2002

B. Lackey, “On the Gauss–Bonnet Formula in Riemann–Finsler Geometry”, Bulletin of the London Mathematical Society, vol. 34, pp. 329–340, 2002.

2000

B. Lackey, “Metric Equivalence of Path Spaces”, Nonlinear Studies, vol. 7, no. 2, 2000.

1999

J. D. E. Grant and Lackey, B., “On Galilean connections and the first jet bundle”, 1999.