Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:15Z
4y² + 8y + 1 = 0
2H₂ + O₂ → 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
289K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
iħ ∂ψ/∂t = Ĥψ
\oint_C \vec{F}\cdot d\vec{r} = 0
358K
CaCO₃ → CaO + CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
399K
det| 10 5 ; 6 11 | = 80
316K
det| 9 8 ; 1 10 | = 82
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
387K
∂ω/∂t = 2ω
∑_{k=1}^{n} k = n(n+1)/2
144K
\oint_C \vec{F}\cdot d\vec{r} = 0
97K
\oint_C \vec{F}\cdot d\vec{r} = 0
338K
det| 12 6 ; 1 13 | = 150
276K
∑_{k=1}^{n} k = n(n+1)/2
396K