Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:09Z
4y² + 8y + 1 = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
46K
∑_{k=1}^{n} k = n(n+1)/2
468K
2H₂ + O₂ → 2H₂O
det| 9 6 ; 3 10 | = 72
289K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
iħ ∂ψ/∂t = Ĥψ
d/dt [t^11] = 11t^10
399K
\oint_C \vec{F}\cdot d\vec{r} = 0
316K
det| 11 8 ; 6 12 | = 84
11K
∑_{k=1}^{n} k = n(n+1)/2
387K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
144K
det| 4 1 ; 2 5 | = 18
67K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
338K