Σ index Σ#6 Batch 4 Rxn set 8 Batch 10 Ledger /15 Ledger /21 Eq pack 13 Matrix 5 Eq pack 1 Ledger /9

Spectra Ledger /sym/2e6562

id=1 · host=commstar.world · 2026-10-21 21:57Z

CH₄ + 2O₂ → CO₂ + 2H₂O

2H₂ + O₂ → 2H₂O

383K

∑_{k=1}^{n} k = n(n+1)/2

436K

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

4y² + 3y + 7 = 0

26K

8ψ² + 7ψ + 0 = 0

355K

∑_{k=1}^{n} k = n(n+1)/2

∇ × E = −∂B/∂t

348K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

228K

8y² + 3y + 0 = 0

PV = nRT

440K

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

28K

det| 6 7 ; 5 7 | = 7

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