https://peterivanov.me/blog/ Posts by Peter Ivanov on computer science, math, and software. en-us Sun, 07 Jun 2026 12:00:00 +0000 https://peterivanov.me/blog/pairs_and_people.html https://peterivanov.me/blog/pairs_and_people.html Sun, 07 Jun 2026 12:00:00 +0000 My favorite paradox is the birthday paradox. https://peterivanov.me/blog/trust_but_verify.html https://peterivanov.me/blog/trust_but_verify.html Sat, 11 Apr 2026 12:00:00 +0000 The usage and benefits of large language models (e.g. ChatGPT, Gemini, Claude, etc.) remind me of the P vs NP problem. https://peterivanov.me/blog/p_vs_np.html https://peterivanov.me/blog/p_vs_np.html Fri, 10 Apr 2026 12:00:00 +0000 Problem A: Given a partially filled n^2 × n^2 sudoku, determine whether there's a valid solution. https://peterivanov.me/blog/market_inefficiencies.html https://peterivanov.me/blog/market_inefficiencies.html Mon, 09 Feb 2026 12:00:00 +0000 I recently drove from Santa Barbara to Newport - normally a 2-hour drive on the 101 and the 405. However, I had the bright idea to leave at 1pm and so it took 4 hours. I drove in the leftmost lane because it’s usually the fastest. But as I inched forward, I noticed the lane to my right moving…