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 22:17Z

F = G m₁m₂ / r²

3x² + 5x + 7 = 0

244K

∇²x = 0

52K

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

F = G m₁m₂ / r²

90K

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

91K

2H₂ + O₂ → 2H₂O

F = G m₁m₂ / r²

100K

det| 7 4 ; 4 8 | = 40

50K

det| 8 4 ; 0 9 | = 72

AgNO₃ + NaCl → AgCl↓ + NaNO₃

137K

∑_{k=1}^{n} k = n(n+1)/2

197K

det| 3 1 ; 4 4 | = 8

∑_{k=1}^{n} k = n(n+1)/2

262K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

196K

N₂ + 3H₂ ⇌ 2NH₃

218K

∑_{k=1}^{n} k = n(n+1)/2

299K

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