Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 19:51Z
\frac{4}{2} \sum_{i=1}^{n} i^{2}
\lim_{x\to 0} \frac{\sin x}{x} = 1
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d/dt [t^8] = 8t^7
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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\frac{4}{6} \sum_{i=1}^{n} i^{2}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
259K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
86K
det| 7 8 ; 4 8 | = 24
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