Category Archives: Physics

To cheer you up in difficult times 11: Immortal Songs by Sabine Hossenfelder and by Tom Lehrer

Posted on August 29, 2020 by

Enjoy! To cheer you up in difficult times here are songs by Sabine Hossenfelder and by Tom Lehrer. I like the music and lyrics and the unusual combination of science, humor and satire. Sabine Hossenfelder : Outer space* Tom Lehrer: … Continue reading →

Posted in Music, Physics, Poetry, What is Mathematics, Women in science | Tagged , | 1 Comment

Amazing: Zhengfeng Ji, Anand Natarajan, Thomas Vidick, John Wright, and Henry Yuen proved that MIP* = RE and thus disproved Connes 1976 Embedding Conjecture, and provided a negative answer to Tsirelson’s problem.

Posted on January 17, 2020 by

A few days ago an historic 160-page paper with a very short title MIP*=RE was uploaded to the arXive by Zhengfeng Ji, Anand Natarajan, Thomas Vidick, John Wright, and Henry Yuen.  I am thankful to Dorit Aharonov and Alon Rosen … Continue reading →

Posted in Algebra, Analysis, Combinatorics, Computer Science and Optimization, Physics, Quantum | Tagged , , , , | 13 Comments

Gil’s Collegial Quantum Supremacy Skepticism FAQ

Posted on November 13, 2019 by

The first 15 samples of Google’s  53 qubit  flagship quantum supremacy experiment!   After the sensationally successful Scott’s Supreme Quantum Superiority FAQ and Boaz’s inferior classical inferiority FAQ let me add my contribution, explaining my current skeptical view. (I was actually … Continue reading →

Posted in Combinatorics, Physics, Quantum | Tagged | 22 Comments

Starting today: Kazhdan Sunday seminar: “Computation, quantumness, symplectic geometry, and information”

Posted on October 27, 2019 by

Sunday, 27 October, 2019 – 14:00 to 16:00 Repeats every week every Sunday until Sat Feb 01 2020 Location: Ross 70 See also: Seminar announcement; previous post Symplectic Geometry, Quantization, and Quantum Noise. The Google supremacy claims are discussed (with … Continue reading →

Posted in Combinatorics, Computer Science and Optimization, Geometry, Physics, Teaching | Tagged , , , | Leave a comment

The Argument against Quantum Computers – a CERN Colloquium and a New Paper

Posted on August 21, 2019 by

Let me announce my CERN colloquium this Thursday, August 22, 2019, 16:30-17:30 entitled “The argument against quantum computers.” If you are at CERN or the neighborhood, please please come to the lecture. (Tea and coffee will be served at 16:00. … Continue reading →

Posted in Computer Science and Optimization, Physics, Quantum | Tagged , | 8 Comments

Conference in Singapore, Vietnam, Appeasement, Restorative Justice, Laws of History, and Neutrinos

Posted on June 10, 2018 by

Eliezer Rabinovici Some weeks ago I returned from a beautiful trip to Singapore and Vietnam. For both me and my wife this was the first trip to these very interesting countries. In Singapore I took part in a very unusual … Continue reading →

Posted in Combinatorics, Conferences, Physics, Updates | Tagged , , , , , , , , , , , , , , , , | 1 Comment

My Argument Against Quantum Computers: An Interview with Katia Moskvitch on Quanta Magazine

Posted on February 8, 2018 by

Quanta Magazine published an interview with me about quantum computers. It was a pleasure discussing this issue with Katia Moskvitch and I enjoyed also the photo session with David Vaaknin who also took a video of me explaining the importance of … Continue reading →

Posted in Computer Science and Optimization, Physics, Quantum | Tagged , , , , | 9 Comments

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

Posted on December 20, 2017 by

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

My Very First Book “Gina Says”, Now Published by “World Scientific”

Posted on November 20, 2017 by

I just received an advanced copy of my very first book: “Gina Says: Adventures in the Blogsphere String War” published by Word Scientific. It is a much changed version compared to the Internet version of 8 years ago and it … Continue reading →

Posted in Academics, Mathematics over the Internet, Physics, Updates | Tagged , | 3 Comments

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

Posted on October 16, 2017 by

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 →

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