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 22:23Z

det| 5 7 ; 7 6 | = -19

∑_{k=1}^{n} k = n(n+1)/2

40K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

ω = 2πf

138K

5r² + 5r + 5 = 0

138K

6n² + 8n + 4 = 0

F = ma

176K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

67K

∇²φ = 0

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

306K

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

322K

∑_{k=1}^{n} k = n(n+1)/2

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

374K

det| 11 9 ; 0 12 | = 132

112K

5y² + 8y + 1 = 0

∇ × E = −∂B/∂t

247K

det| 9 4 ; 1 10 | = 86

417K