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 20:29Z

∑_{k=1}^{n} k = n(n+1)/2

∑_{k=1}^{n} k = n(n+1)/2

244K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

52K

6ω² + 3ω + 2 = 0

det| 5 6 ; 4 6 | = 6

90K

iħ ∂ψ/∂t = Ĥψ

91K

CH₄ + 2O₂ → CO₂ + 2H₂O

λ = h/p

100K

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

50K

det| 8 3 ; 4 9 | = 60

det| 2 7 ; 7 3 | = -43

137K

∫₀^∞ e^(-α²) dα = √π / 2

197K

det| 9 4 ; 1 10 | = 86

262K

\oint_C \vec{F}\cdot d\vec{r} = 0

196K

F = G m₁m₂ / r²

218K

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