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News

johndcook.com
johndcook.com > blog > 09/09/2026 > four-colors

A 50-year-old computer-assisted proof

3+ day, 13+ hour ago   (254+ words) The idea of using computers to assist with proofs is not new. The first major computer-assisted proof was published in 1976, the proof of the four color theorem by Kenneth Appel and Wolfgang Haken. The authors reduced the proof of the…...

johndcook.com
johndcook.com > blog > 09/09/2026 > formal-method-revolution

The part of Navier-Stokes no one is talking about

3+ day, 16+ hour ago   (289+ words) Yesterday OpenAI announced a proof that settled a long-standing question about the Navier-Stokes equations from fluid dynamics. The announcement has created a lot of buzz, as one would expect. But there’s an aspect of OpenAI’s work that I haven’t seen…...

BIOENGINEER.ORG
bioengineer.org > exact-equations-discovered-by-computing-the-grobner-basis

Exact equations discovered by computing the Gröbner basis

4+ day, 8+ hour ago   (44+ words) Bioengineer.org Subject of Research: Exact equation discovery from noise-free data using Gröbner bases, evaluated on integer sequences from the Online Encyclopedia of Integer Sequences (OEIS) Article Title: Discovery of Exact Equations via Computing the Gröbner Basis...

Google News
assamtribune.com > joco-serious > in-school-i-was-not-taught-how-to-solve-such-equations-1616577

In school, I was not taught how to solve such equations

1+ week, 23+ hour ago   (25+ words) The Assam Tribune In school, I was not taught how to solve such equations...

Quantum Zeitgeist
quantumzeitgeist.com > quantum-defects-links-symmetry-topology

Quantum Defects Reveal Links Between Symmetry And Topology

1+ week, 4+ day ago   (257+ words) By combining these established concepts with new mathematical tools, the researchers have created a powerful method for exploring the intricacies of symmetry-enriched topological order and its implications for quantum materials. The findings, published in Quantum, represent a step towards a…...

Mathos AI
mathos.ai > de > app > game > grade-11-trigonometric-functions-unit-circle

Unit Circle & Radian Measure??? Free Game

2+ week, 1+ day ago   (348+ words) Stellen Sie Ihre erste Frage Unit Circle and Radian Measure In early geometry, trigonometry is often limited to right triangles, which means we only deal with acute angles (between 0∘0^\circ0∘ and 90∘90^\circ90∘). By using the unit circle and radian measure, we can…...

DEV Community
dev.to > suhara_j_salim > leetcode-41-first-missing-positive-integer-4doc

Leetcode 41: First Missing Positive Integer

2+ week, 6+ day ago   (239+ words) Base Cases: What if all the numbers are greater than n? Then we can simply return 1. For eg: [7,8,9,11,12]. Here all the numbers are greater than the length of the array, which is 5. In this case the first missing positive integer…...

Medium
medium.com > @rajkanishk2709 > kirchhoffs-matrix-tree-theorem-775d0791c81a

Kirchhoff’s Matrix-Tree Theorem

2+ week, 6+ day ago   (605+ words) This is just an incredible theorem that I recently came across; it’s so good that I had to write about it. It helps you find out the number of spanning trees of …...

Medium
medium.com > @jiya6024183 > i-was-solving-the-same-problem-twice-i-just-didnt-know-it-8251e5380e60

I Was Solving the Same Problem Twice - I Just Didn’t Know It

3+ week, 13+ hour ago   (381+ words) How Dynamic Programming quietly changed the way I think about optimization while building an AI agent I realized I was solving the same …...

ntu.edu.sg
ntu.edu.sg > computing > news-events > events > detail > 08/24/2026 > default-calendar > finding-equal-subset-sums-in-the-pigeonhole-regime-by-prof-pranjal-dutta

Finding Equal Subset Sums in the Pigeonhole Regime by Prof Pranjal Dutta

3+ week, 2+ day ago   (90+ words) Nanyang Technological University - NTU Singapore The Pigeonhole Equal Subset Sum problem (PESS), introduced by Papadimitriou (1994), asks: given n positive integers bounded by M with total sum less than 2^n − 1, find two distinct subsets with the same sum. A solution is…...