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 18:29Z

d/dz [z^5] = 5z^4

∇ × E = −∂B/∂t

40K

2H₂ + O₂ → 2H₂O

297K

det| 12 8 ; 1 13 | = 148

F = G m₁m₂ / r²

138K

8ψ² + 7ψ + 0 = 0

138K

CaCO₃ → CaO + CO₂

∑_{k=1}^{n} k = n(n+1)/2

176K

∑_{k=1}^{n} k = n(n+1)/2

67K

det| 4 4 ; 4 5 | = 4

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

306K

det| 3 3 ; 4 4 | = 0

322K

det| 5 6 ; 7 6 | = -12

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

374K

3β² + 2β + 2 = 0

112K

∫₀^∞ e^(-ψ²) dψ = √π / 2