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Researcher

Hal Tasaki

Mathematical physicist, Gakushuin University, as of 28 October 2026. Source: haltasaki.github.io

Expert on quantum spin chains (AKLT co-author); studied and explained OpenAI’s spin-one Haldane gap proof and extended it with ChatGPT Astra; see 2026-10-06-openai-spin-one-haldane-gap-proof.

In the news

2 events on Post-Cutoff name Hal Tasaki, newest first.

  1. Science & math 120 days after the cutoff

    AI-assisted results in the 28 Oct 2026 sweep

  2. Science & math 98 days after the cutoff

    OpenAI proves the spin-one Haldane gap (periodic chains)

Posts

2 archived posts by or about Hal Tasaki, newest first.

  1. Hal Tasaki@Hal_TasakiX

    “とろけるほどに甘美でしかし凄絶たる悪夢のなかにいるようだ。バックにベルリオーズの幻想交響曲をかけながら、OpenAI の Haldane gap…”

    Cited in OpenAI proves the spin-one Haldane gap (periodic chains)

  2. Masaki Oshikawa (押川 正毅)@MasakiOshikawaX

    “OpenAIの新モデルによる数学の成果が公開。自分の研究にも近い話が出てきてびっくり。 これでHaldane gapの存在(＋S=1 Haldane…”

    Cited in OpenAI proves the spin-one Haldane gap (periodic chains)