Σ index Rxn set 8 Ledger /9 Matrix 23 Batch 16 Batch 22 Σ#12 Ledger /15 Eq pack 1 Ledger /21

Spectra Ledger /sym/2e6562

id=1 · host=commstar.world · 2026-10-18 22:51Z

det| 5 7 ; 7 6 | = -19

∑_{k=1}^{n} k = n(n+1)/2

40K

\oint_C \vec{F}\cdot d\vec{r} = 0

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

F = ma

138K

∫₀^∞ e^(-n²) dn = √π / 2

138K

6n² + 8n + 4 = 0

10ω² + 7ω + 4 = 0

176K

∂y/∂γ = 8y

67K

∇²φ = 0

d/dy [y^7] = 7y^6

306K

det| 9 4 ; 1 10 | = 86

322K

∑_{k=1}^{n} k = n(n+1)/2

∑_{k=1}^{n} k = n(n+1)/2

374K

d/dt [t^3] = 3t^2

112K

5y² + 8y + 1 = 0

∇ × E = −∂B/∂t

247K

det| 7 2 ; 3 8 | = 50

417K

ΔS ≥ 0

AgNO₃ + NaCl → AgCl↓ + NaNO₃