Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 01:13Z
\lim_{n\to 0} \frac{\sin n}{n} = 1
\lim_{x\to 0} \frac{\sin x}{x} = 1
46K
∑_{k=1}^{n} k = n(n+1)/2
468K
ω = 2πf
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
278K
det| 1 7 ; 1 2 | = -5
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
358K
det| 7 4 ; 4 8 | = 40
121K
d/dn [n^1] = 1n^0
\frac{12}{6} \sum_{i=1}^{n} i^{2}
316K