Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:56Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\oint_C \vec{F}\cdot d\vec{r} = 0
46K
CaCO₃ → CaO + CO₂
\frac{4}{6} \sum_{i=1}^{n} i^{2}
289K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
278K
e^{i\pi} + 1 = 0
det| 7 4 ; 4 8 | = 40
339K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
177K
∂x/∂r = 4x
det| 7 6 ; 1 8 | = 50
358K
det| 2 3 ; 5 3 | = -9
121K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
399K
CH₄ + 2O₂ → CO₂ + 2H₂O
316K
det| 12 4 ; 4 13 | = 140
det| 6 6 ; 5 7 | = 12
11K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
387K