Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 03:22Z
\frac{1}{1} \sum_{i=1}^{n} i^{2}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
46K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
\frac{6}{9} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
121K
\oint_C \vec{F}\cdot d\vec{r} = 0
399K
det| 9 4 ; 1 10 | = 86
316K
∑_{k=1}^{n} k = n(n+1)/2
11K