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 20:24Z

∑_{k=1}^{n} k = n(n+1)/2

det| 1 4 ; 2 2 | = -6

244K

2H₂ + O₂ → 2H₂O

52K

6ω² + 3ω + 2 = 0

det| 7 4 ; 4 8 | = 40

90K

∑_{k=1}^{n} k = n(n+1)/2

91K

CH₄ + 2O₂ → CO₂ + 2H₂O

12z² + 1z + 7 = 0

100K

3α² + 8α + 4 = 0

50K

det| 8 3 ; 4 9 | = 60

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

137K

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

197K

9x² + 3x + 6 = 0

N₂ + 3H₂ ⇌ 2NH₃

262K

det| 3 6 ; 0 4 | = 12

196K

e^{i\pi} + 1 = 0

218K

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