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 14:43Z

∑_{k=1}^{n} k = n(n+1)/2

F = G m₁m₂ / r²

244K

∇ × E = −∂B/∂t

52K

det| 12 5 ; 4 13 | = 136

CH₄ + 2O₂ → CO₂ + 2H₂O

90K

det| 2 7 ; 7 3 | = -43

91K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

∇ × E = −∂B/∂t

100K

∑_{k=1}^{n} k = n(n+1)/2

50K

det| 4 9 ; 7 5 | = -43

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

137K

det| 7 4 ; 4 8 | = 40

197K

det| 1 1 ; 3 2 | = -1

\lim_{t\to 0} \frac{\sin t}{t} = 1

262K

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

196K

det| 12 9 ; 3 13 | = 129

ΔS ≥ 0

218K

11t² + 9t + 7 = 0

299K

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