Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 01:18Z
\lim_{n\to 0} \frac{\sin n}{n} = 1
∑_{k=1}^{n} k = n(n+1)/2
46K
ω = 2πf
det| 7 4 ; 4 8 | = 40
289K
det| 1 7 ; 1 2 | = -5
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
339K
det| 10 2 ; 3 11 | = 104
358K
∑_{k=1}^{n} k = n(n+1)/2
121K