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 16:08Z

CH₄ + 2O₂ → CO₂ + 2H₂O

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

244K

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

52K

det| 8 6 ; 2 9 | = 60

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

90K

∑_{k=1}^{n} k = n(n+1)/2

91K

d/dx [x^1] = 1x^0

det| 6 4 ; 4 7 | = 26

100K

det| 2 4 ; 4 3 | = -10

50K

2n² + 7n + 5 = 0

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

137K

5φ² + 1φ + 1 = 0

197K

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

det| 5 6 ; 1 6 | = 24

262K

det| 9 4 ; 1 10 | = 86

196K

∑_{k=1}^{n} k = n(n+1)/2

218K

det| 11 9 ; 0 12 | = 132

299K

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