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 20:27Z

∑_{k=1}^{n} k = n(n+1)/2

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

244K

2H₂ + O₂ → 2H₂O

52K

6ω² + 3ω + 2 = 0

N₂ + 3H₂ ⇌ 2NH₃

90K

10ω² + 7ω + 4 = 0

91K

CH₄ + 2O₂ → CO₂ + 2H₂O

AgNO₃ + NaCl → AgCl↓ + NaNO₃

100K

8ψ² + 7ψ + 0 = 0

50K

det| 8 3 ; 4 9 | = 60

det| 7 7 ; 4 8 | = 28

137K

iħ ∂ψ/∂t = Ĥψ

197K

9x² + 3x + 6 = 0

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

262K

N₂ + 3H₂ ⇌ 2NH₃

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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