Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 19:06Z
ω = 2πf
\oint_C \vec{F}\cdot d\vec{r} = 0
468K
3γ² + 9γ + 0 = 0
∑_{k=1}^{n} k = n(n+1)/2
289K
∂β/∂z = 1β
∑_{k=1}^{n} k = n(n+1)/2
339K
det| 5 9 ; 7 6 | = -33
177K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 9 4 ; 1 10 | = 86
358K
\frac{12}{6} \sum_{i=1}^{n} i^{2}
121K
det| 10 3 ; 0 11 | = 110
\frac{7}{5} \sum_{i=1}^{n} i^{2}
d/dα [α^12] = 12α^11
N₂ + 3H₂ ⇌ 2NH₃