Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:06Z
4y² + 8y + 1 = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
468K
2H₂ + O₂ → 2H₂O
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\frac{6}{3} \sum_{i=1}^{n} i^{2}
339K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
121K
\lim_{γ\to 0} \frac{\sin γ}{γ} = 1
399K
det| 10 4 ; 2 11 | = 102
387K
det| 12 4 ; 3 13 | = 144
144K
∑_{k=1}^{n} k = n(n+1)/2
97K
∑_{k=1}^{n} k = n(n+1)/2
338K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
276K