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 20:08Z

∑_{k=1}^{n} k = n(n+1)/2

F = ma

244K

∑_{k=1}^{n} k = n(n+1)/2

52K

6ω² + 3ω + 2 = 0

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

90K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

91K

CH₄ + 2O₂ → CO₂ + 2H₂O

det| 7 4 ; 4 8 | = 40

100K

∫₀^∞ e^(-θ²) dθ = √π / 2

50K

det| 8 3 ; 4 9 | = 60

det| 7 7 ; 4 8 | = 28

137K

F = G m₁m₂ / r²

197K

∇²ψ = 0

262K

∇ × E = −∂B/∂t

196K

\frac{11}{6} \sum_{i=1}^{n} i^{2}

218K

E = mc²

299K

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