Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 01:25Z
\lim_{n\to 0} \frac{\sin n}{n} = 1
Fe₂O₃ + 3CO → 2Fe + 3CO₂
46K
ω = 2πf
det| 10 7 ; 3 11 | = 89
289K
det| 7 4 ; 4 8 | = 40
278K
det| 1 7 ; 1 2 | = -5
∫₀^∞ e^(-x²) dx = √π / 2
339K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 11 5 ; 0 12 | = 132
358K
∑_{k=1}^{n} k = n(n+1)/2
121K
d/dn [n^1] = 1n^0