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 20:06Z

∑_{k=1}^{n} k = n(n+1)/2

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

244K

det| 12 9 ; 5 13 | = 111

52K

6ω² + 3ω + 2 = 0

det| 3 3 ; 4 4 | = 0

90K

CaCO₃ → CaO + CO₂

91K

CH₄ + 2O₂ → CO₂ + 2H₂O

det| 9 4 ; 1 10 | = 86

100K

∑_{k=1}^{n} k = n(n+1)/2

50K

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

137K

∂y/∂γ = 8y

197K

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

262K

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

196K

det| 3 6 ; 0 4 | = 12

218K

∫₀^∞ e^(-φ²) dφ = √π / 2

299K

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