Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 23:22Z
det| 12 9 ; 0 13 | = 156
\oint_C \vec{F}\cdot d\vec{r} = 0
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∑_{k=1}^{n} k = n(n+1)/2
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PV = nRT
det| 2 7 ; 7 3 | = -43
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\frac{6}{7} \sum_{i=1}^{n} i^{2}
\lim_{x\to 0} \frac{\sin x}{x} = 1
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ΔS ≥ 0
\frac{8}{7} \sum_{i=1}^{n} i^{2}
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C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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8ψ² + 3ψ + 1 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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