Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:14Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
46K
CaCO₃ → CaO + CO₂
det| 7 4 ; 4 8 | = 40
278K
e^{i\pi} + 1 = 0
∫₀^∞ e^(-x²) dx = √π / 2
339K
∂x/∂r = 4x
∫₀^∞ e^(-n²) dn = √π / 2
121K
det| 7 7 ; 4 8 | = 28
399K
det| 9 6 ; 0 10 | = 90
316K