Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:16Z
4y² + 8y + 1 = 0
2H₂ + O₂ → 2H₂O
\oint_C \vec{F}\cdot d\vec{r} = 0
289K
\lim_{β\to 0} \frac{\sin β}{β} = 1
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
CH₄ + 2O₂ → CO₂ + 2H₂O
339K
\oint_C \vec{F}\cdot d\vec{r} = 0
177K
det| 7 7 ; 2 8 | = 42
358K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
121K
det| 2 7 ; 2 3 | = -8
316K
det| 6 4 ; 0 7 | = 42
67K
det| 6 3 ; 4 7 | = 30
97K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
276K
det| 9 6 ; 3 10 | = 72
346K
∑_{k=1}^{n} k = n(n+1)/2
256K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
348K