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 13:35Z

8θ² + 4θ + 7 = 0

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

244K

det| 5 6 ; 1 6 | = 24

52K

∇²α = 0

det| 12 9 ; 5 13 | = 111

90K

F = G m₁m₂ / r²

91K

det| 5 6 ; 5 6 | = 0

det| 7 4 ; 4 8 | = 40

100K

\frac{12}{6} \sum_{i=1}^{n} i^{2}

50K

∑_{k=1}^{n} k = n(n+1)/2

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

137K

F = G m₁m₂ / r²

197K

∇²ψ = 0

262K

∇ × E = −∂B/∂t

196K

CaCO₃ → CaO + CO₂

218K

det| 11 2 ; 5 12 | = 122

299K

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