Σ index Eq pack 13 Batch 4 Eq pack 19 Batch 16 Matrix 23 Matrix 11 Eq pack 7 Σ#24 Rxn set 8 Rxn set 14 Matrix 5 Σ#12 Eq pack 1

Spectra Ledger /sym/2e6562

id=1 · host=commstar.world · 2026-10-20 17:06Z

\lim_{z\to 0} \frac{\sin z}{z} = 1

∑_{k=1}^{n} k = n(n+1)/2

445K

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

193K

∇ × E = −∂B/∂t

∇²x = 0

322K

det| 9 4 ; 1 10 | = 86

235K

det| 8 2 ; 2 9 | = 68

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

212K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

362K

PV = nRT

E = mc²

179K

iħ ∂ψ/∂t = Ĥψ

405K

ΔS ≥ 0

442K

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

42K

CaCO₃ → CaO + CO₂

41K