7.2k citations · 23.3k across the 83 of their papers we have counts for
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quant-ph1997★ 12 cited
Quantum Mechanical Square Root Speedup in a Structured Search Problem
Edward Farhi, Sam Gutmann
An unstructured search for one item out of N can be performed quantum mechanically in time of order square root of N whereas classically this requires of order N steps. This raises…
quant-ph1997★ 1.2k cited
Quantum Computation and Decision Trees
Edward Farhi, Sam Gutmann
Many interesting computational problems can be reformulated in terms of decision trees. A natural classical algorithm is to then run a random walk on the tree, starting at the root…