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 20:22Z

∑_{k=1}^{n} k = n(n+1)/2

e^{i\pi} + 1 = 0

244K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

52K

6ω² + 3ω + 2 = 0

6r² + 3r + 1 = 0

90K

N₂ + 3H₂ ⇌ 2NH₃

91K

CH₄ + 2O₂ → CO₂ + 2H₂O

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

100K

∫₀^∞ e^(-n²) dn = √π / 2

50K

det| 8 3 ; 4 9 | = 60

7y² + 7y + 0 = 0

137K

8ψ² + 7ψ + 0 = 0

197K

9x² + 3x + 6 = 0

∑_{k=1}^{n} k = n(n+1)/2

262K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

196K

9ψ² + 3ψ + 3 = 0

iħ ∂ψ/∂t = Ĥψ

218K

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

299K

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