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 14:41Z

∑_{k=1}^{n} k = n(n+1)/2

F = G m₁m₂ / r²

244K

∇ × E = −∂B/∂t

52K

det| 12 5 ; 4 13 | = 136

3z² + 5z + 1 = 0

90K

det| 5 3 ; 2 6 | = 24

91K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

det| 7 7 ; 4 8 | = 28

100K

det| 7 4 ; 4 8 | = 40

50K

det| 4 9 ; 7 5 | = -43

det| 11 5 ; 0 12 | = 132

137K

det| 2 4 ; 4 3 | = -10

197K

det| 1 1 ; 3 2 | = -1

10ω² + 7ω + 4 = 0

262K

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

196K

det| 12 9 ; 3 13 | = 129

det| 3 8 ; 6 4 | = -36

F = ma

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