Category Archives: Quantum

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 , , , , , | 9 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 , | 7 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 , , , , , , , | 4 Comments

Why Quantum Computers Cannot Work: The Movie!

Update (April 2016) : Here is a link to a  new post on my May 2016 Notices AMS paper. Here are links to a videotaped lecture in two parts entitled “why quantum computers cannot work” recorded at the Simons Institute for … Continue reading

Posted in Movies, Quantum | Tagged , , , | 118 Comments

Pictures from Recent Quantum Months

A special slide I prepared for my lecture at Gdansk featuring Robert Alicki and I as climber on the mountain of quantum computers “because it is not there.” It has been quite a while since I posted here about quantum … Continue reading

Posted in Conferences, Quantum, Updates | Tagged , , , , , , , , , | 3 Comments