Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:06Z
4y² + 8y + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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2H₂ + O₂ → 2H₂O
det| 9 1 ; 4 10 | = 86
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\frac{10}{7} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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iħ ∂ψ/∂t = Ĥψ
det| 7 7 ; 2 8 | = 42
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CaCO₃ → CaO + CO₂
\oint_C \vec{F}\cdot d\vec{r} = 0
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det| 9 8 ; 1 10 | = 82
\lim_{n\to 0} \frac{\sin n}{n} = 1
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Fe₂O₃ + 3CO → 2Fe + 3CO₂
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\oint_C \vec{F}\cdot d\vec{r} = 0
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\oint_C \vec{F}\cdot d\vec{r} = 0
396K