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 17:44Z

CH₄ + 2O₂ → CO₂ + 2H₂O

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

244K

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

52K

det| 3 1 ; 3 4 | = 9

det| 5 3 ; 2 6 | = 24

90K

1θ² + 7θ + 4 = 0

91K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

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

100K

∇²r = 0

50K

5β² + 1β + 1 = 0

2y² + 8y + 7 = 0

137K

det| 5 6 ; 4 6 | = 6

197K

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

det| 9 4 ; 1 10 | = 86

262K

∑_{k=1}^{n} k = n(n+1)/2

196K

CH₄ + 2O₂ → CO₂ + 2H₂O

218K

∇ × E = −∂B/∂t

299K

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