Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 00:31Z
∇ × E = −∂B/∂t
det| 11 2 ; 1 12 | = 130
Fe₂O₃ + 3CO → 2Fe + 3CO₂
158K
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
240K
det| 7 4 ; 4 8 | = 40
376K
det| 1 1 ; 1 2 | = 1
det| 2 4 ; 4 3 | = -10
139K