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 22:10Z

det| 5 7 ; 7 6 | = -19

\lim_{α\to 0} \frac{\sin α}{α} = 1

40K

∑_{k=1}^{n} k = n(n+1)/2

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

\binom{n}{k} = \frac{n!}{k!(n-k)!}

138K

5φ² + 1φ + 1 = 0

138K

6n² + 8n + 4 = 0

∑_{k=1}^{n} k = n(n+1)/2

176K

11z² + 3z + 4 = 0

67K

∇²φ = 0

7y² + 7y + 0 = 0

306K

∇ × E = −∂B/∂t

322K

∑_{k=1}^{n} k = n(n+1)/2

8ψ² + 7ψ + 0 = 0

374K

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

112K

5y² + 8y + 1 = 0

det| 4 4 ; 5 5 | = 0

247K

det| 7 2 ; 3 8 | = 50

417K

ΔS ≥ 0

AgNO₃ + NaCl → AgCl↓ + NaNO₃