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Lean 4
Trends
- 1Baseball Fans Share Perfect Scores in Daily Immaculate Grid PuzzleββΎοΈ Immaculate Grid 1312 9/9: Rarity: 4 IMMACULATE! π©π©π© π©π©π© π©π©π© Play at: https://www. sports-reference.com/immaculat e-gr
Players of the daily baseball trivia game Immaculate Grid are posting their results for puzzle number 1312, with several achieving a perfect nine-for-nine grid. One player earned an 'immaculate' rarity score of 4 by picking uncommon answers, noting the puzzle leaned heavily on Cincinnati Reds players, with Jose Iglesias proving the trickiest but most popular pick.
- 2Keith Olbermann Airs New Countdown EpisodeβNOW PLAYING == Countdown with Keith Olbermann 11/4/26: https:// youtu.be/LYf1IG2aXG0?si=-Wue-E dyxigv8VQ9 # news # uspol
Keith Olbermann has released a new episode of his political commentary show Countdown, dated November 4, 2026. The episode is being shared among progressive listeners and independent media supporters, with tags highlighting US politics, the Democrats and left-leaning commentary. Olbermann, a longtime liberal commentator, continues to publish Countdown independently online, and the new installment is circulating through independent radio and social media channels.
- 3Chinese universities build agent that proves ARC puzzles unsolvableβTsinghua and Zhejiang University researchers have built an Algebraic World Model, an agent that plays ARC-AGI-3 puzzles
Researchers at Tsinghua and Zhejiang University have developed an Algebraic World Model, an AI agent that tackles ARC-AGI-3 puzzle levels. Formalised in the Lean 4 proof language, it not only plays the puzzles but can formally prove when a level cannot be won, reportedly showing all six sealed levels to be unwinnable where models like Claude Opus and GPT reportedly failed.
- 4Single dad, 47, shares his 4-day workout splitβΌHow This Single Dad Stays Shredded at 47 β Steal His Effective 4-Day Workout Split
A 47-year-old single father is drawing attention for staying in top physical shape while balancing parenting duties, and he is sharing the 4-day workout split he credits for his results. The routine is being promoted as something others can copy to stay lean and strong in middle age despite a busy schedule.
- 517% of Baby Boomers Expect to Rely on Credit for ExpensesβΌ17% of Baby Boomers Expect to Rely on Credit for Expenses. Social Security Could Protect $4,190 in Retirement Benefits From Card Collectors
A new report finds 17% of Baby Boomers expect to lean on credit cards to cover expenses in retirement. Analysts note that Social Security benefits, averaging around $4,190 a month at the top end, are largely protected from credit card collectors under federal law, offering a legal shield for retirees facing debt. The findings highlight growing financial strain among older Americans as living costs rise and savings fall short.
Repos
- anthropics/FlashProve A research prototype for zero-knowledge proofs of AI inference. Not maintained.
- matthewmrichter/mooftcp Drop-in MacTCP replacement for System 6 / 68000 Macs
- Millillion/lasm Lean for JavaScript and WebAssembly runtimes
- anthropics/formal-math