Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-20 08:00Z
det| 3 4 ; 6 4 | = -12
det| 4 6 ; 0 5 | = 20
190K
∇ × E = −∂B/∂t
\lim_{t\to 0} \frac{\sin t}{t} = 1
det| 9 4 ; 1 10 | = 86
299K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
244K
∑_{k=1}^{n} k = n(n+1)/2
105K