... proof-of-work (2013) 33. Lihu, A., Du, J., Barjaktarevic, I., Gerzanics, P., Harvilla, M.: A proof of useful work for artificial intelligence on the blockchain. arXiv:2001.09244 preprint (2020) 34. Loe, A.F., Quaglia, E.A.: Conquering ...
The Golden Ticket explores what we truly can and cannot achieve computationally, describing the benefits and unexpected challenges of this compelling problem.
... complete problem based on the results of other pools. Usually, it appears at the time out of block hash value search ... NP-complete problem such as proof of prestige [47], proof of useful work [7]. Werner et al. [78] discussed the ...
... work . lists of the Music Trade would long since have got the price of Music up to 5s , a sheet . - Messrs . Walker ... N. P. WILLIS'S NEW WORK . In 3 vols . royal 12mo . 31s . 6d . boards , BY THE 2nd edition . PENCILLINGS WAY . A ...
New and classical results in computational complexity, including interactive proofs, PCP, derandomization, and quantum computation. Ideal for graduate students.
... general condition of the Lol- Phillip , and the volume intended to settle the unde- lards under Henry V .; but he has overlooked what cided , and to point out a haven where hard work , we believe to be the solution of the many ano ...
... NP - hard and with distances rounded to integer it is also NP- complete [ 38 ] . However , for this problem arbitrarily good approximations to the opti- mal solution can be found in polynomial time as proved by Arora23 and Mitchell24 ...
This text, extensively class-tested over a decade at UC Berkeley and UC San Diego, explains the fundamentals of algorithms in a story line that makes the material enjoyable and easy to digest.
... NP- hard and NP - hard to approximate over general graphs . Notice that , in our con- text , dependency graphs are all oriented graphs . We prove that DIRECTEDBAND- WIDTH remains NP - hard and NP - hard to approximate within any ...
... conquer algorithms. It is NP-hard in general [5] and the best approximation algorithm known [9] guarantees an approximation ratio of O(logn). For planar graphs a PTAS [2] has been found, while for trees an optimum solution can be ...