Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:11Z
4y² + 8y + 1 = 0
∫₀^∞ e^(-t²) dt = √π / 2
46K
det| 6 7 ; 6 7 | = 0
468K
2H₂ + O₂ → 2H₂O
det| 10 9 ; 7 11 | = 47
289K
∑_{k=1}^{n} k = n(n+1)/2
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\frac{10}{7} \sum_{i=1}^{n} i^{2}
\oint_C \vec{F}\cdot d\vec{r} = 0
339K
iħ ∂ψ/∂t = Ĥψ
\binom{n}{k} = \frac{n!}{k!(n-k)!}
358K
CaCO₃ → CaO + CO₂
det| 9 6 ; 3 10 | = 72
399K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
316K
det| 9 7 ; 3 10 | = 69
97K
det| 8 8 ; 6 9 | = 24
338K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
346K
\oint_C \vec{F}\cdot d\vec{r} = 0
348K