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 00:47Z

2H₂ + O₂ → 2H₂O

∑_{k=1}^{n} k = n(n+1)/2

244K

∫₀^∞ e^(-t²) dt = √π / 2

52K

det| 8 8 ; 7 9 | = 16

2H₂ + O₂ → 2H₂O

90K

det| 2 7 ; 7 3 | = -43

91K

CH₄ + 2O₂ → CO₂ + 2H₂O

∑_{k=1}^{n} k = n(n+1)/2

100K

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

50K

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

det| 9 4 ; 1 10 | = 86

137K

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

197K

det| 10 3 ; 0 11 | = 110

det| 1 2 ; 7 2 | = -12

262K

F = G m₁m₂ / r²

196K

3z² + 5z + 1 = 0

218K

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