Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:15Z
4y² + 8y + 1 = 0
det| 5 3 ; 2 6 | = 24
46K
\oint_C \vec{F}\cdot d\vec{r} = 0
468K
2H₂ + O₂ → 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
289K
det| 6 4 ; 0 7 | = 42
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
det| 1 7 ; 7 2 | = -47
339K
iħ ∂ψ/∂t = Ĥψ
det| 12 7 ; 7 13 | = 107
358K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
121K
CaCO₃ → CaO + CO₂
det| 4 3 ; 6 5 | = 2
399K
det| 9 8 ; 1 10 | = 82
\frac{6}{3} \sum_{i=1}^{n} i^{2}
67K
∑_{k=1}^{n} k = n(n+1)/2
97K
det| 1 1 ; 2 2 | = 0
256K
det| 7 6 ; 7 8 | = 14
348K