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 15:12Z

∇²β = 0

∑_{k=1}^{n} k = n(n+1)/2

244K

∫₀^∞ e^(-t²) dt = √π / 2

52K

det| 2 2 ; 6 3 | = -6

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

90K

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

91K

d/dφ [φ^6] = 6φ^5

AgNO₃ + NaCl → AgCl↓ + NaNO₃

100K

∑_{k=1}^{n} k = n(n+1)/2

50K

det| 10 3 ; 1 11 | = 107

det| 9 4 ; 1 10 | = 86

137K

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

197K

det| 11 7 ; 4 12 | = 104

Fe₂O₃ + 3CO → 2Fe + 3CO₂

262K

CH₄ + 2O₂ → CO₂ + 2H₂O

196K

PV = nRT

218K

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