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 20:17Z

∑_{k=1}^{n} k = n(n+1)/2

d/dz [z^11] = 11z^10

244K

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

52K

6ω² + 3ω + 2 = 0

\lim_{t\to 0} \frac{\sin t}{t} = 1

90K

\frac{8}{6} \sum_{i=1}^{n} i^{2}

91K

CH₄ + 2O₂ → CO₂ + 2H₂O

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

100K

∑_{k=1}^{n} k = n(n+1)/2

50K

det| 8 3 ; 4 9 | = 60

det| 7 7 ; 4 8 | = 28

137K

det| 7 4 ; 4 8 | = 40

197K

9x² + 3x + 6 = 0

CH₄ + 2O₂ → CO₂ + 2H₂O

262K

∑_{k=1}^{n} k = n(n+1)/2

196K

9ψ² + 3ψ + 3 = 0

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

218K

N₂ + 3H₂ ⇌ 2NH₃

299K

F = G m₁m₂ / r²

F = ma

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