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 00:49Z

2H₂ + O₂ → 2H₂O

3x² + 5x + 7 = 0

244K

det| 11 2 ; 5 12 | = 122

52K

det| 8 8 ; 7 9 | = 16

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

90K

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

91K

CH₄ + 2O₂ → CO₂ + 2H₂O

2H₂ + O₂ → 2H₂O

100K

det| 7 4 ; 4 8 | = 40

50K

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

3n² + 2n + 4 = 0

137K

3ω² + 2ω + 2 = 0

197K

det| 10 3 ; 0 11 | = 110

F = G m₁m₂ / r²

262K

det| 5 3 ; 2 6 | = 24

196K

∇ × E = −∂B/∂t

218K

∑_{k=1}^{n} k = n(n+1)/2

299K

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