Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 15:38Z
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
446K
det| 12 4 ; 1 13 | = 152
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
144K
ΔS ≥ 0
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 9 4 ; 1 10 | = 86
224K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
234K
1x² + 9x + 5 = 0
F = ma
ω = 2πf
12γ² + 7γ + 5 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}