Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:18Z
4y² + 8y + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
468K
2H₂ + O₂ → 2H₂O
det| 10 5 ; 6 11 | = 80
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\frac{5}{4} \sum_{i=1}^{n} i^{2}
339K
det| 1 7 ; 7 2 | = -47
177K
iħ ∂ψ/∂t = Ĥψ
det| 2 6 ; 2 3 | = -6
358K
CaCO₃ → CaO + CO₂
det| 11 3 ; 6 12 | = 114
316K
det| 9 8 ; 1 10 | = 82
AgNO₃ + NaCl → AgCl↓ + NaNO₃
11K
∂ω/∂t = 2ω
CH₄ + 2O₂ → CO₂ + 2H₂O
67K
\oint_C \vec{F}\cdot d\vec{r} = 0
97K
∫₀^∞ e^(-r²) dr = √π / 2
338K
∑_{k=1}^{n} k = n(n+1)/2
276K
∑_{k=1}^{n} k = n(n+1)/2
346K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
256K
det| 6 4 ; 0 7 | = 42
348K
\frac{6}{3} \sum_{i=1}^{n} i^{2}
396K