Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:07Z
4y² + 8y + 1 = 0
2H₂ + O₂ → 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
289K
det| 6 8 ; 1 7 | = 34
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
det| 12 7 ; 7 13 | = 107
339K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
177K
iħ ∂ψ/∂t = Ĥψ
det| 2 6 ; 1 3 | = 0
358K
det| 10 4 ; 2 11 | = 102
121K
CaCO₃ → CaO + CO₂
det| 7 4 ; 4 8 | = 40
11K
det| 11 8 ; 6 12 | = 84
387K
\frac{7}{7} \sum_{i=1}^{n} i^{2}
67K
∑_{k=1}^{n} k = n(n+1)/2
338K
\oint_C \vec{F}\cdot d\vec{r} = 0
276K