Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:24Z
4y² + 8y + 1 = 0
2H₂ + O₂ → 2H₂O
\lim_{α\to 0} \frac{\sin α}{α} = 1
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\frac{4}{9} \sum_{i=1}^{n} i^{2}
339K
\oint_C \vec{F}\cdot d\vec{r} = 0
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iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
\frac{5}{4} \sum_{i=1}^{n} i^{2}
316K
det| 9 8 ; 1 10 | = 82
det| 5 3 ; 2 6 | = 24
387K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
97K