Σ index Rxn set 8 Ledger /9 Σ#24 Ledger /3 Ledger /15 Σ#12 Matrix 11 Batch 22 Eq pack 19 Matrix 17 Eq pack 13 Batch 16 Ledger /27 Eq pack 7

Symbolic Index /sym/ea4bfa

id=1 · host=au.commstar.world · 2026-10-20 18:11Z

det| 11 8 ; 0 12 | = 132

det| 8 6 ; 6 9 | = 36

244K

∑_{k=1}^{n} k = n(n+1)/2

52K

N₂ + 3H₂ ⇌ 2NH₃

11t² + 9t + 7 = 0

90K

∇ × E = −∂B/∂t

91K

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

∑_{k=1}^{n} k = n(n+1)/2

100K

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

50K

CH₄ + 2O₂ → CO₂ + 2H₂O

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

137K

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

197K

PV = nRT

262K

10y² + 5y + 6 = 0

196K

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

218K

8ψ² + 7ψ + 0 = 0

299K

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