### Recent Comments

Giving a talk at Eli… on Academic Degrees and Sex Johan Aspegren on To Cheer You Up in Difficult T… To cheer you up in d… on Another sensation – Anni… Gil Kalai on To Cheer You Up in Difficult T… Gil Kalai on To Cheer You Up in Difficult T… Alexander Barvinok on To Cheer You Up in Difficult T… Kevin on To Cheer You Up in Difficult T… Gil Kalai on To Cheer You Up in Difficult T… Arseniy on To Cheer You Up in Difficult T… Alexander Barvinok on To Cheer You Up in Difficult T… uniform on To Cheer You Up in Difficult T… Arseniy on To Cheer You Up in Difficult T… -
### Recent Posts

- Giving a talk at Eli and Ricky’s geometry seminar. (October 19, 2021)
- To cheer you up in difficult times 32, Annika Heckel’s guest post: How does the Chromatic Number of a Random Graph Vary?
- To Cheer You Up in Difficult Times 31: Federico Ardila’s Four Axioms for Cultivating Diversity
- Dream a Little Dream: Quantum Computer Poetry for the Skeptics (Part I, mainly 2019)
- To Cheer you up in difficult times 30: Irit Dinur, Shai Evra, Ron Livne, Alex Lubotzky, and Shahar Mozes Constructed Locally Testable Codes with Constant Rate, Distance, and Locality
- To cheer you up in difficult times 29: Free will, predictability and quantum computers
- Alef’s corner: Mathematical research
- Let me tell you about three of my recent papers
- Mathematical news to cheer you up

### Top Posts & Pages

- Giving a talk at Eli and Ricky's geometry seminar. (October 19, 2021)
- Academic Degrees and Sex
- Answer: Lord Kelvin, The Age of the Earth, and the Age of the Sun
- The Argument Against Quantum Computers - A Very Short Introduction
- To Cheer You Up in Difficult Times 31: Federico Ardila's Four Axioms for Cultivating Diversity
- Richard Stanley: How the Proof of the Upper Bound Theorem (for spheres) was Found
- To cheer you up in difficult times 32, Annika Heckel's guest post: How does the Chromatic Number of a Random Graph Vary?
- Amazing: Karim Adiprasito proved the g-conjecture for spheres!
- TYI 30: Expected number of Dice throws

### RSS

### Categories

- Academics (14)
- Algebra (24)
- Analysis (14)
- Applied mathematics (4)
- Art (21)
- Blogging (12)
- Book review (4)
- Combinatorics (321)
- Computer Science and Optimization (134)
- Conferences (71)
- Controversies (1)
- Controversies and debates (22)
- Convex polytopes (61)
- Convexity (38)
- Economics (29)
- Education (1)
- Elections 2015 (7)
- Games (44)
- Geology (2)
- Geometry (69)
- Gina Says (8)
- Guest blogger (29)
- Happy birthday (3)
- ICM2018 (7)
- ICM2022 (1)
- Information theory (3)
- Law (6)
- Logic and set theory (2)
- Mathematical logic and set theory (2)
- Mathematics over the Internet (23)
- Mathematics to the rescue (13)
- Movies (7)
- Music (5)
- Number theory (23)
- Obituary (12)
- Open discussion (17)
- Open problems (100)
- People (7)
- personal (8)
- Philosophy (22)
- Physics (37)
- Poetry (10)
- Polymath10 (8)
- Polymath3 (10)
- Probability (84)
- Quantum (42)
- Rationality (31)
- Riddles (9)
- Sport (8)
- Statistics (8)
- Taxi-and-other-stories (22)
- Teaching (20)
- Test your intuition (62)
- Uncategorized (16)
- Updates (121)
- What is Mathematics (42)
- Women in science (15)

### Blogroll

- 4 Gravitons (Matt von Hippel)
- A cluttered mind (Deane Yang)
- Accidental Mathematician
- Affine mess (Alon Amit)
- Algorithmic Game Theory
- AMS open math notes
- Analysis of Boolean functions (Ryan O'Donnell)
- Andreas Caicedo’s teaching pages
- Anima on AI (Anima Anandkumar)
- Annoying Precision
- Anurag's math blog
- Area777
- Asaf Karagila
- Asymptotia
- Backreaction (Sabine Hossenfelder)
- Bits of DNA
- Bits of quantum
- Computational complexity
- Condenced concepts
- David Mumford
- Discrete analysis (the blog)
- Erdos problems on graphs
- Expositions and Riddles (Yuval Peres)
- Field arithmetician's blog
- Freedom Math Dance
- Geomblog
- Geometry and the Imagination
- Geometry at infinity
- Godel's lost letter and P=NP
- Gowers’s blog
- http://prelive.tricki.org/
- https://blogs.ams.org/beyondreviews/
- I am a Bandit (Sébastien Bubeck)
- Igor Pak's blog
- In theory
- John Baez
- Karim Adiprasito's blog
- Konard Swanepoel's Blog
- Kowalski’s Blog
- Krystal Guo
- Low dimensional topology
- Machine learning (theory)
- Math Overflow
- Math with bad drawings
- Mathbabe
- Mathemata
- Mathematical Enchantments
- Mathematical Gemstones
- Mathematical Musing
- Mathematics under the microscope
- Mathematics without apologies by Michael Harris
- Matt Baker Math Blog
- Michael Nielsen
- Misha Gromov home page
- MUSA The Gospel According to Math
- My Biased Coin
- My Qstate
- n-category cafe
- NeverEndingBooks
- njwildberger: tangential thoughts
- Noncommutative analysis
- Noncommutative geometry
- Not even wrong (Peter Woit)
- Numberphile
- Oded Goldreich's choices
- Open Problems Garden
- OXdE
- Persiflage – Galois representations and more
- Peter Cameron's Blog
- Peter Sarnak’s letters (and more)
- Piece of mind
- Quantum calculus
- Quantum Frontiers
- Quomodocumque
- Ratio Bound (Ferdinand Ihringer)
- Rigorous Trivialities
- Roots of unity
- Sarcastic resonance (Renan Gross)
- Sean Carroll
- Secret blogging seminar
- Short, fat matrices
- Shtetl Optimized
- Some plane truths (Adam Sheffer)
- Statistical Modeling
- Tanya Khovanova Math Blog
- TCS Math
- TCS stackexchange
- The Aperiodical
- The Geometry Junkyard
- The higher geometer
- The Intrepid mathematician (Anthony Bonato)
- The Polymath Blog
- The Quantum Pontiff
- Theorem of the day- complete listing
- Theory and theorems
- Theory of computing blog aggregator
- Thoughts by Emanuele Viola
- Tobias J. Osborne's research notes
- Tricky wiki
- What’s new (Terry Tao)
- Windows on Theory
- xkcd
- Yufei Zhao
- Zeros and Ones by Paata Ivanishvili
- דוד אסף על עניני מדינה ספרות ומדע – עונג שבת
- לא מדויק
- מדע גדול בקטנה
- נסיכת המדעים

### Archives

- October 2021 (2)
- September 2021 (3)
- August 2021 (4)
- July 2021 (1)
- June 2021 (2)
- May 2021 (4)
- April 2021 (3)
- March 2021 (5)
- February 2021 (8)
- January 2021 (8)
- December 2020 (6)
- November 2020 (6)
- October 2020 (4)
- September 2020 (3)
- August 2020 (5)
- July 2020 (2)
- June 2020 (1)
- May 2020 (3)
- April 2020 (4)
- March 2020 (6)
- February 2020 (5)
- January 2020 (7)
- December 2019 (7)
- November 2019 (1)
- October 2019 (5)
- September 2019 (7)
- August 2019 (7)
- July 2019 (7)
- June 2019 (1)
- May 2019 (3)
- April 2019 (4)
- March 2019 (9)
- February 2019 (7)
- January 2019 (2)
- December 2018 (4)
- November 2018 (1)
- October 2018 (4)
- September 2018 (3)
- August 2018 (2)
- July 2018 (2)
- June 2018 (8)
- May 2018 (2)
- April 2018 (8)
- March 2018 (3)
- February 2018 (6)
- January 2018 (8)
- December 2017 (5)
- November 2017 (6)
- October 2017 (11)
- September 2017 (6)
- August 2017 (3)
- June 2017 (1)
- May 2017 (3)
- April 2017 (4)
- March 2017 (4)
- February 2017 (5)
- January 2017 (6)
- December 2016 (1)
- November 2016 (1)
- October 2016 (2)
- September 2016 (1)
- August 2016 (1)
- July 2016 (2)
- May 2016 (5)
- April 2016 (5)
- March 2016 (1)
- January 2016 (2)
- December 2015 (1)
- November 2015 (2)
- October 2015 (3)
- September 2015 (1)
- August 2015 (4)
- May 2015 (2)
- April 2015 (4)
- March 2015 (7)
- February 2015 (4)
- January 2015 (2)
- December 2014 (8)
- November 2014 (2)
- October 2014 (2)
- September 2014 (1)
- August 2014 (4)
- July 2014 (3)
- June 2014 (3)
- May 2014 (3)
- March 2014 (2)
- February 2014 (2)
- January 2014 (3)
- November 2013 (2)
- October 2013 (3)
- September 2013 (9)
- August 2013 (3)
- July 2013 (3)
- June 2013 (3)
- May 2013 (10)
- April 2013 (8)
- March 2013 (9)
- February 2013 (2)
- January 2013 (4)
- December 2012 (5)
- November 2012 (3)
- October 2012 (1)
- August 2012 (2)
- July 2012 (2)
- June 2012 (5)
- May 2012 (2)
- April 2012 (5)
- March 2012 (4)
- February 2012 (2)
- January 2012 (2)
- December 2011 (4)
- November 2011 (3)
- October 2011 (2)
- September 2011 (2)
- August 2011 (3)
- July 2011 (3)
- June 2011 (4)
- April 2011 (1)
- February 2011 (3)
- January 2011 (6)
- November 2010 (8)
- October 2010 (9)
- September 2010 (1)
- August 2010 (1)
- July 2010 (1)
- June 2010 (4)
- May 2010 (3)
- April 2010 (1)
- March 2010 (3)
- February 2010 (10)
- January 2010 (9)
- December 2009 (7)
- November 2009 (5)
- October 2009 (1)
- September 2009 (3)
- August 2009 (9)
- July 2009 (12)
- June 2009 (11)
- May 2009 (12)
- April 2009 (12)
- March 2009 (10)
- February 2009 (10)
- January 2009 (11)
- December 2008 (13)
- November 2008 (12)
- October 2008 (5)
- September 2008 (8)
- August 2008 (6)
- July 2008 (8)
- June 2008 (13)
- May 2008 (11)
- April 2008 (1)