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 14:38Z

∑_{k=1}^{n} k = n(n+1)/2

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

244K

∇²φ = 0

52K

det| 12 5 ; 4 13 | = 136

6x² + 7x + 6 = 0

90K

7φ² + 3φ + 6 = 0

91K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

det| 7 4 ; 4 8 | = 40

100K

∂γ/∂θ = 2γ

50K

det| 4 9 ; 7 5 | = -43

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

137K

F = G m₁m₂ / r²

197K

∇²ψ = 0

262K

∇ × E = −∂B/∂t

196K

CH₄ + 2O₂ → CO₂ + 2H₂O

218K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

299K

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