- Next Week in Jerusalem: Special Day on Quantum PCP, Quantum Codes, Simplicial Complexes and Locally Testable Codes
- Happy Birthday Ervin, János, Péter, and Zoli!
- My Mathematical Dialogue with Jürgen Eckhoff
- Test Your Intuition (23): How Many Women?
- Happy Birthday Richard Stanley!
- Influence, Threshold, and Noise
- Erdős Lectures 2014 – Dan Spielman
- Answer to Test Your Intuition (22)
- Test your intuition (22): Selling Two Items in a Bundle.
Top Posts & Pages
- The Kadison-Singer Conjecture has beed Proved by Adam Marcus, Dan Spielman, and Nikhil Srivastava
- Believing that the Earth is Round When it Matters
- Polymath 8 - a Success!
- Another Forgotten Bet: Is Don Zagier About to Owe Me 1000 Shekels For The Proof of the ABC Conjecture?
- Why Quantum Computers Cannot Work: The Movie!
- Navier-Stokes Fluid Computers
- The Ultimate Riddle
- Five Open Problems Regarding Convex Polytopes
- Why is Mathematics Possible: Tim Gowers's Take on the Matter
Monthly Archives: November 2009
Update: The midrasha is taking place now. After 3 and a half school-days we have a break untill sunday. Clicking on the poster above will lead you the webpage of the event and to a link to an online broadcast of the … Continue reading
Pavle Blagojevic, Benjamin Matschke, and Guenter Ziegler settled the “colorful Tverberg’s conjecture.” (Problem 6 in this post.) This gives a sharp version for Zivaljevic and Vrecica theorem, and crossed the “connectivity of chessboard complexes barrier”. Here is the link to the breakthrough paper.
So I did try mathoverflow a bit and it is a cool site. Over the few days I spent there I gained 593 reputation points, and no less than 9 bronze badges. The first answer I proposed gave me a badge as “teacher”, … Continue reading
This is a bit unusual post in the “test your intuition” corner as the problem is not entirely formal. How does random noise in the digital world typically look? Suppose you have a memory of n bits, or a memory based on a larger … Continue reading