Category Archives: Quantum

Third third of my ICM 2018 paper – Three Puzzles on Mathematics, Computation and Games. Corrections and comments welcome

Update: Here is a combined version of all three parts: Three puzzles on mathematics computations and games. Thanks for the remarks and corrections. More corrections and comments welcome. Dear all, here is the draft of the third third of my … Continue reading

Posted in Combinatorics, Computer Science and Optimization, Open problems, Physics, Quantum | Tagged , | 3 Comments

Boaz Barak: The different forms of quantum computing skepticism

Originally posted on Windows On Theory:
(see also pdf version) ? Quantum computing is one of the most exciting developments of computer science in the last decades. But this concept is not without its critics, often known as “quantum computing…

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If Quantum Computers are not Possible Why are Classical Computers Possible?

As most of my readers know, I regard quantum computing as unrealistic. You can read more about it in my Notices AMS paper and its extended version (see also this post) and in the discussion of Puzzle 4 from my … Continue reading

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Some Mathematical Puzzles that I encountered during my career

Recently, I gave some lectures based on a general-audience personal tour across four (plus one) mathematical puzzles that I encountered during my career. Here is a paper based on these lectures which is meant for a very wide audience (in … Continue reading

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The Race to Quantum Technologies and Quantum Computers (Useful Links)

One of my main research directions in the last decade is  quantum information theory and quantum computers. (See this post and this one.) It is therefore a pleasure to report and give many links on the massive efforts carried out these … Continue reading

Posted in Computer Science and Optimization, Physics, Quantum | Tagged , , , , , | 16 Comments

The US Elections and Nate Silver: Informtion Aggregation, Noise Sensitivity, HEX, and Quantum Elections.

Being again near general  elections is  an opportunity to look at some topics we talked about over the years. I am quite fond of (and a bit addicted to) Nate Silver’s site FiveThirtyEight. Silver’s models tell us what is the probability that … Continue reading

Posted in Combinatorics, Computer Science and Optimization, Probability, Quantum | Tagged , , | 14 Comments

The Quantum Computer Puzzle @ Notices of the AMS

The Quantum Computer Puzzle My paper “the quantum computer puzzle” has just appeared in the May 2016 issue of Notices of the AMS. Here are the beautiful drawings for the paper (representing the “optimistic view” and the “pessimistic view”) by my … Continue reading

Posted in Combinatorics, Quantum, Updates | Tagged , | 9 Comments

Quantum computing: achievable reality or unrealistic dream

  Michel Dyakonov’s View on QC                                     My view (based on Michel’s drawing*) Update: Alexander Vlasov’s view (based on Michel and Konstantin’s drawing) … Continue reading

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Next Week in Jerusalem: Special Day on Quantum PCP, Quantum Codes, Simplicial Complexes and Locally Testable Codes

Special Quantum PCP and/or Quantum Codes: Simplicial Complexes and Locally Testable CodesDay בי”ס להנדסה ולמדעי המחשב 24 Jul 2014 – 09:30 to 17:00 room B-220, 2nd floor, Rothberg B Building On Thursday, the 24th of July we will host a SC-LTC (simplicial complexes … Continue reading

Posted in Combinatorics, Computer Science and Optimization, Conferences, Geometry, Quantum | Tagged , , , , , , , , , | Leave a comment

Influence, Threshold, and Noise

  My dear friend Itai Benjamini told me that he won’t be able to make it to my Tuesday talk on influence, threshold, and noise, and asked if I already have  the slides. So it occurred to me that perhaps … Continue reading

Posted in Combinatorics, Computer Science and Optimization, Conferences, Probability, Quantum | Tagged , , , , , , , | 5 Comments