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 14:12Z

∑_{k=1}^{n} k = n(n+1)/2

det| 7 7 ; 4 8 | = 28

244K

∇ × E = −∂B/∂t

52K

det| 12 5 ; 4 13 | = 136

λ = h/p

90K

det| 9 6 ; 0 10 | = 90

91K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

8ψ² + 7ψ + 0 = 0

100K

det| 8 5 ; 3 9 | = 57

50K

det| 4 9 ; 7 5 | = -43

det| 10 5 ; 4 11 | = 90

137K

∑_{k=1}^{n} k = n(n+1)/2

197K

det| 1 1 ; 3 2 | = -1

d/dt [t^3] = 3t^2

262K

F = G m₁m₂ / r²

196K

det| 12 9 ; 3 13 | = 129

d/dx [x^5] = 5x^4

218K

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

299K

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