Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 05:58Z
CaCO₃ → CaO + CO₂
Fe₂O₃ + 3CO → 2Fe + 3CO₂
46K
∑_{k=1}^{n} k = n(n+1)/2
468K
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
det| 9 4 ; 1 10 | = 86
289K
∑_{k=1}^{n} k = n(n+1)/2
278K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 11 4 ; 5 12 | = 112
339K
∫₀^∞ e^(-α²) dα = √π / 2
177K
det| 12 4 ; 2 13 | = 148