Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 05:54Z
CaCO₃ → CaO + CO₂
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
det| 7 4 ; 4 8 | = 40
278K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 12 4 ; 2 13 | = 148
∫₀^∞ e^(-ψ²) dψ = √π / 2
121K
∑_{k=1}^{n} k = n(n+1)/2
399K