Σ index Ledger /21 Eq pack 1 Eq pack 19 Eq pack 7 Ledger /3 Rxn set 14 Σ#18 Σ#24 Batch 4 Ledger /9

Spectra Ledger /sym/2e6562

id=1 · host=commstar.world · 2026-10-27 01:39Z

∇²x = 0

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

41K

det| 7 4 ; 4 8 | = 40

57K

6r² + 2r + 5 = 0

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

477K

∇²ψ = 0

219K

∫₀^∞ e^(-z²) dz = √π / 2

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

260K

∑_{k=1}^{n} k = n(n+1)/2

27K

det| 10 9 ; 1 11 | = 101

d/dx [x^5] = 5x^4

378K

6r² + 3r + 1 = 0

288K

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

F = ma

250K

N₂ + 3H₂ ⇌ 2NH₃

422K

ΔS ≥ 0

407K

∑_{k=1}^{n} k = n(n+1)/2

96K