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 00:36Z

2H₂ + O₂ → 2H₂O

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

244K

e^{i\pi} + 1 = 0

52K

det| 8 8 ; 7 9 | = 16

det| 7 4 ; 4 8 | = 40

90K

d/dα [α^9] = 9α^8

91K

CH₄ + 2O₂ → CO₂ + 2H₂O

CaCO₃ → CaO + CO₂

100K

det| 4 6 ; 4 5 | = -4

50K

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

137K

N₂ + 3H₂ ⇌ 2NH₃

197K

e^{i\pi} + 1 = 0

262K

∫₀^∞ e^(-t²) dt = √π / 2

196K

∑_{k=1}^{n} k = n(n+1)/2

218K

det| 4 8 ; 3 5 | = -4

299K

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