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Networks Hold the Key to a Decades-Old Problem About Waves

https://www.quantamagazine.org/networks-hold-the-key-to-a-decades-old-problem-about-waves-20260128/
7•makira•1h ago

Comments

thaumasiotes•7m ago
> one of graph theory’s most central questions. The “MaxCut” problem is about the optimal way to cut a graph into two parts so that there are as many edges as possible connecting the parts.

Wikipedia agrees with this definition of the max-cut problem. But it surprises me, since the max-flow min-cut theorem refers to cuts in a weighted graph. (Where the min-cut is the cut of minimum weight.)

This is the same thing as minimum edge count if you apply it to an unweighted graph. But as far as wikipedia says, the "max-cut" problem is specifically about edge count, and the generalization to a weighted graph is called the "weighted max-cut problem". Why the difference?

Who's Paying for the Tariffs? Mostly US Residents

https://www.chicagobooth.edu/review/whos-paying-tariffs-mostly-us-residents
1•doener•1m ago•0 comments

Claude Chic

https://matthewrocklin.com/introducing-claude-chic/
1•gmays•4m ago•0 comments

iPhone 16 Best-Selling Smartphone in 2025; Apple Takes 7 Spots in Top Models

https://counterpointresearch.com/en/insights/iphone-16-worlds-best-selling-smartphone-in-2025-app...
2•TMWNN•5m ago•0 comments

The WiFi only works when it's raining

https://predr.ag/blog/wifi-only-works-when-its-raining/
2•epicalex•7m ago•0 comments

A Record Player Gave Me the Idea to Revive the Home Computer

https://text.tchncs.de/r3nun0mxs9
2•doener•8m ago•0 comments

Deterministic vs. Probabilistic AI: Why Salesforce Needs Both (& Why It's Hard)

https://www.sweep.io/blog/deterministic-vs-probabilistic-ai-salesforce/
1•gaudioioio•8m ago•0 comments

Show HN: Liminal Shift: Personalized audio visualizations

https://www.liminalshift.app/
2•tylersavery•9m ago•0 comments

Show HN: Open-Source Alternative to Render/Netlify

https://github.com/aryankashyap0/shorlabs
7•zazaasa•11m ago•0 comments

Lennart Poettering, Systemd daddy departs Microsoft for Linux startup

https://www.theregister.com/2026/01/29/lennart_poettering_quits_microsoft/
2•beardyw•13m ago•2 comments

Daggr: Chain apps programmatically, inspect visually

https://huggingface.co/blog/daggr
2•ibobev•13m ago•0 comments

Nvidia Cosmos Policy for Advanced Robot Control

https://huggingface.co/blog/nvidia/cosmos-policy-for-robot-control
1•ibobev•13m ago•0 comments

XAI launches 1M digital workers

https://humanemulator.co/
1•lancekey•13m ago•1 comments

Solving Systems of Equations Faster

https://entropicthoughts.com/solving-systems-of-equations-faster
1•ibobev•14m ago•0 comments

Type-safe front end APIs with Connect

https://oblique.security/blog/type-safe-frontend-apis/
2•jbrandhorst•14m ago•0 comments

Apple acquires Israeli AI startup q.ai in second deal with PrimeSense founder

https://www.ynetnews.com/business/article/by7ymzti11l
3•shablulman•15m ago•0 comments

Amazon in Talks to Invest Up to $50B in OpenAI

https://www.wsj.com/tech/ai/amazon-in-talks-to-invest-up-to-50-billion-in-openai-43191ba0
1•dcgudeman•17m ago•0 comments

AI assistance impacts the formation of coding skills

https://www.anthropic.com/research/AI-assistance-coding-skills
3•pretext•17m ago•0 comments

Apple buys Israeli startup Q.ai as the AI race heats up

https://techcrunch.com/2026/01/29/apple-buys-israeli-startup-q-ai-as-the-ai-race-heats-up/
9•ishener•17m ago•0 comments

Molt.tech – preinstalled molt.bot on a dedicated VPS for $10/mo (4vCPU, 8GB RAM)

https://molt.tech/
3•eugeneevstafev•18m ago•1 comments

Another Energy Transition Is Possible

https://jacobin.com/2026/01/fressoz-review-energy-production-socialism/
1•PaulHoule•19m ago•0 comments

Slopaganda: AI images posted by the White House and what they teach us

https://www.theguardian.com/us-news/2026/jan/29/the-slopaganda-era-10-ai-images-posted-by-the-whi...
7•lemming•19m ago•0 comments

Reid Hoffman: Silicon Valley can't be neutral any longer

https://sfstandard.com/opinion/2026/01/29/reid-hoffman-silicon-valley-can-t-neutral-any-longer/
15•afavour•19m ago•1 comments

Lessons from Building AI Agents for Financial Services

https://www.nicolasbustamante.com/p/lessons-from-building-ai-agents-for
1•gmays•20m ago•0 comments

Samsung releases new all-in-one heat pump for residential use

https://www.pv-magazine.com/2026/01/29/samsung-releases-new-all-in-one-heat-pump-for-residential-...
3•thelastgallon•20m ago•0 comments

Sam Altman's AI Combinator

https://www.latent.space/p/ainews-sam-altmans-ai-combinator
1•swyx•21m ago•0 comments

Would you practice fundraising with an adversarial AI VC?

https://sim.maestrix.ai/
1•guidum80•21m ago•1 comments

'We're losing massively': EU cyber chief warns Europe's defenses lag

https://www.politico.eu/article/we-are-losing-massively-against-hackers-eu-cyber-chief-warns/
2•maxloh•25m ago•1 comments

Nvidia Worked to 'Co-Design' DeepSeek Model

https://finance.yahoo.com/news/nvidia-worked-co-design-deepseek-183501343.html
3•leopoldj•25m ago•0 comments

Was Vibe Coding a Ruse?

https://www.inc.com/joe-procopio/vibe-coding-was-a-ruse-to-sell-ai-coding-to-the-enterprise/91293969
6•toss1•26m ago•0 comments

Mozilla building an AI 'rebel alliance' to take on OpenAI, Anthropic

https://drwebdomain.blog/2026/01/28/mozilla-building-an-ai-rebel-alliance-to-take-on-openai-anthr...
1•speckx•28m ago•1 comments