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 20:24Z

∑_{k=1}^{n} k = n(n+1)/2

3n² + 2n + 4 = 0

244K

N₂ + 3H₂ ⇌ 2NH₃

52K

6ω² + 3ω + 2 = 0

e^{i\pi} + 1 = 0

90K

∫₀^∞ e^(-x²) dx = √π / 2

91K

CH₄ + 2O₂ → CO₂ + 2H₂O

∑_{k=1}^{n} k = n(n+1)/2

100K

ω = 2πf

50K

det| 8 3 ; 4 9 | = 60

7y² + 7y + 0 = 0

137K

1θ² + 7θ + 4 = 0

197K

9x² + 3x + 6 = 0

det| 7 4 ; 4 8 | = 40

262K

2H₂ + O₂ → 2H₂O

196K

9ψ² + 3ψ + 3 = 0

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

218K

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

299K

[ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27]