Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 22:38Z
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
385K
det| 11 9 ; 4 12 | = 96
\frac{4}{6} \sum_{i=1}^{n} i^{2}
259K
∇ × E = −∂B/∂t
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
305K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
57K
5z² + 5z + 0 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
293K
det| 9 4 ; 1 10 | = 86
110K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
34K
\lim_{r\to 0} \frac{\sin r}{r} = 1
354K