Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 19:24Z
ω = 2πf
det| 2 3 ; 5 3 | = -9
468K
3γ² + 9γ + 0 = 0
det| 9 4 ; 1 10 | = 86
289K
∂β/∂z = 1β
det| 3 6 ; 0 4 | = 12
339K
∑_{k=1}^{n} k = n(n+1)/2
177K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
358K
det| 10 3 ; 0 11 | = 110
Fe₂O₃ + 3CO → 2Fe + 3CO₂
399K
d/dα [α^12] = 12α^11
∑_{k=1}^{n} k = n(n+1)/2
11K