Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:55Z
4y² + 8y + 1 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
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∑_{k=1}^{n} k = n(n+1)/2
468K
2H₂ + O₂ → 2H₂O
∫₀^∞ e^(-x²) dx = √π / 2
289K
det| 9 4 ; 1 10 | = 86
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\frac{10}{7} \sum_{i=1}^{n} i^{2}
det| 3 1 ; 7 4 | = 5
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iħ ∂ψ/∂t = Ĥψ
det| 12 9 ; 5 13 | = 111
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CaCO₃ → CaO + CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
399K
det| 5 3 ; 7 6 | = 9
316K
det| 9 8 ; 1 10 | = 82
\binom{n}{k} = \frac{n!}{k!(n-k)!}
387K
∂ω/∂t = 2ω
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O