Category Archives: Controversies and debates

The Google Quantum Supremacy Demo and the Jerusalem HQCA debate.

Below are 10 annotated slides from a spontaneous informal talk that I gave at the school on mathematics of quantum computing a weak ago. (Power point presentation.) Later in the afternoon we had  a panel/debate on quantum supremacy (click for … Continue reading

Posted in Controversies and debates, Quantum | Tagged , , , , , , , , , , | 2 Comments

Amy Triumphs* at the Shtetl

It was not until the 144th comment by a participants named Amy on Scott’s Aaronson recent Shtetl-optimized** post devoted to a certain case of sexual harassment at M. I. T. that the discussion turned into something quite special. Amy’s great … Continue reading

Posted in Controversies and debates, Women in science | Tagged , , | 23 Comments

Test your Intuition/Knowledge: What was Lord Kelvin’s Main Mistake?

The age of the earth (Thanks to Yeshu Kolodny) We now know that the age of the earth is 4.54±1% Billion years. From Wikipedea: In 1862, the physicist William Thomson (who later became Lord Kelvin) of Glasgow published calculations that … Continue reading

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My Quantum Debate with Aram III

This is the third and last post giving a timeline and some non technical highlights from my debate with Aram Harrow.   Where were we After Aram Harrow and I got in touch in June 2011, and decided to have … Continue reading

Posted in Computer Science and Optimization, Controversies and debates, Physics, Quantum | Tagged , , , , | 6 Comments

Mittag-Leffler Institute and Yale, Winter 2005; Test your intuition: Who Played the Piano?

This is a little “flashback” intermission in my posts about my debate with Aram Harrow. This time I try to refer to Cris Moore’s question regarding  the motivation for my study. For the readers it gives an opportunity to win a … Continue reading

Posted in Computer Science and Optimization, Controversies and debates, Physics, Test your intuition | Tagged , , , , , , , , , , , , , , , , , , , , , , , , | 11 Comments

My Quantum Debate with Aram II

This is the second of three posts giving few of the non-technical highlights of my debate with Aram Harrow. (part I) After Aram Harrow and I got in touch in June 2011, and decided to have a blog debate about … Continue reading

Posted in Computer Science and Optimization, Controversies and debates, Physics, Quantum | Tagged , , , | 6 Comments

My Quantum Debate with Aram Harrow: Timeline, Non-technical Highlights, and Flashbacks I

How the debate came about     (Email from Aram Harrow, June 4,  2011) Dear Gil Kalai, I am a quantum computing researcher, and was wondering about a few points in your paper… (Aram’s email was detailed and thoughtful and at the … Continue reading

Posted in Computer Science and Optimization, Controversies and debates, Physics, Quantum | Tagged , , , | 6 Comments

Meeting with Aram Harrow, and my Lecture on Why Quantum Computers Cannot Work.

Last Friday, I gave a lecture at the quantum information seminar at MIT entitled “Why quantum computers cannot work and how.” It was a nice event with lovely participation during the talk, and a continued discussion after it. Many very … Continue reading

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The Quantum Debate is Over! (and other Updates)

Quid est noster computationis mundus? Nine months after is started, (much longer than expected,) and after eight posts on GLL, (much more than planned,)  and almost a thousand comments of overall good quality,   from quite a few participants, my … Continue reading

Posted in Combinatorics, Computer Science and Optimization, Controversies and debates, Updates | Tagged , , | 5 Comments

The Quantum Fault-Tolerance Debate Updates

In a couple of days, we will resume the debate between Aram Harrow and me regarding the possibility of universal quantum computers and quantum fault tolerance. The debate takes place over GLL (Godel’s Lost Letter and P=NP) blog. The Debate Where were … Continue reading

Posted in Computer Science and Optimization, Controversies and debates, Physics, Quantum, Updates | Tagged , | 6 Comments