Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:07Z
4y² + 8y + 1 = 0
det| 3 4 ; 6 4 | = -12
468K
2H₂ + O₂ → 2H₂O
det| 11 1 ; 0 12 | = 132
289K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
177K
iħ ∂ψ/∂t = Ĥψ
\binom{n}{k} = \frac{n!}{k!(n-k)!}
121K
CaCO₃ → CaO + CO₂
det| 8 3 ; 5 9 | = 57
316K
det| 9 8 ; 1 10 | = 82
\oint_C \vec{F}\cdot d\vec{r} = 0
11K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
387K
∂ω/∂t = 2ω
∑_{k=1}^{n} k = n(n+1)/2
67K
det| 4 7 ; 0 5 | = 20
97K
∫₀^∞ e^(-x²) dx = √π / 2
338K