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 00:52Z

2H₂ + O₂ → 2H₂O

∇ × E = −∂B/∂t

244K

d/dy [y^7] = 7y^6

52K

det| 8 8 ; 7 9 | = 16

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

90K

d/dα [α^9] = 9α^8

91K

CH₄ + 2O₂ → CO₂ + 2H₂O

E = mc²

100K

F = G m₁m₂ / r²

50K

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

det| 7 4 ; 4 8 | = 40

137K

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

197K

det| 10 3 ; 0 11 | = 110

det| 5 6 ; 4 6 | = 6

262K

∑_{k=1}^{n} k = n(n+1)/2

196K

det| 2 7 ; 7 3 | = -43

218K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

299K

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