Monthly Archives: March 2021

What is mathematics (or at least, how it feels)

Posted on March 28, 2021 by Gil Kalai

(I suppose that this amazing picture can serve as a metaphor also for life, for science, for human rights, for happiness and for a variety of other things.) Picture: AFP Suez Canal: the Ever Green ship blockage.

Posted in What is Mathematics | Tagged | 2 Comments

Alef’s Corner

Posted on March 26, 2021 by Gil Kalai

After Picasso 1955. Happy Passover to all our readers. More from Alef’s corner

Posted in Art, personal | Tagged | 4 Comments

To cheer you up in difficult times 22: some mathematical news! (Part 1)

Posted on March 23, 2021 by Gil Kalai

To cheer you up, in these difficult times, here are (in two parts) some mathematical news that I heard in personal communications or on social media. (Maybe I will write later, in more details,  about few of them that are … Continue reading →

Posted in Combinatorics, Convex polytopes, Convexity, Geometry | 2 Comments

Cheerful News in Difficult Times: The Abel Prize is Awarded to László Lovász and Avi Wigderson

Posted on March 17, 2021 by Gil Kalai

The Abel Prize was awarded earlier today to László Lovász and Avi Wigderson “for their foundational contributions to theoretical computer science and discrete mathematics, and their leading role in shaping them into central fields of modern mathematics.” Congratulations to Laci … Continue reading →

Posted in Combinatorics, Computer Science and Optimization, Convexity, Geometry, Updates | Tagged , , , | 4 Comments

Amazing: Feng Pan and Pan Zhang Announced a Way to “Spoof” (Classically Simulate) the Google’s Quantum Supremacy Circuit!

Posted on March 10, 2021 by Gil Kalai

Feng Pan and Pan Zhang uploaded a new paper on the arXive  “Simulating the Sycamore supremacy circuits.” with an amazing announcement. Abstract: We propose a general tensor network method for simulating quantum circuits. The method is massively more efficient in … Continue reading →

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