Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:10Z
4y² + 8y + 1 = 0
\frac{5}{8} \sum_{i=1}^{n} i^{2}
46K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
468K
2H₂ + O₂ → 2H₂O
det| 10 4 ; 2 11 | = 102
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
CH₄ + 2O₂ → CO₂ + 2H₂O
177K
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
det| 9 8 ; 1 10 | = 82
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
11K
∑_{k=1}^{n} k = n(n+1)/2
387K
∂ω/∂t = 2ω
det| 4 7 ; 0 5 | = 20
67K
\oint_C \vec{F}\cdot d\vec{r} = 0
338K
det| 11 7 ; 6 12 | = 90
276K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
346K
\oint_C \vec{F}\cdot d\vec{r} = 0
256K