Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:09Z
4y² + 8y + 1 = 0
det| 5 3 ; 2 6 | = 24
468K
2H₂ + O₂ → 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
289K
\oint_C \vec{F}\cdot d\vec{r} = 0
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
AgNO₃ + NaCl → AgCl↓ + NaNO₃
399K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
316K
∫₀^∞ e^(-ω²) dω = √π / 2
387K
\frac{7}{8} \sum_{i=1}^{n} i^{2}
144K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
338K
det| 4 3 ; 6 5 | = 2
346K
det| 10 1 ; 1 11 | = 109
256K
det| 4 8 ; 7 5 | = -36
348K