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 14:51Z

∑_{k=1}^{n} k = n(n+1)/2

det| 11 2 ; 5 12 | = 122

244K

ω = 2πf

52K

det| 12 5 ; 4 13 | = 136

8ψ² + 7ψ + 0 = 0

90K

∂y/∂γ = 8y

91K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

∑_{k=1}^{n} k = n(n+1)/2

100K

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

50K

det| 4 9 ; 7 5 | = -43

d/dy [y^7] = 7y^6

137K

2β² + 8β + 6 = 0

197K

det| 1 1 ; 3 2 | = -1

∇ × E = −∂B/∂t

262K

d/dx [x^3] = 3x^2

196K

det| 12 9 ; 3 13 | = 129

det| 11 9 ; 0 12 | = 132

218K

det| 3 8 ; 6 4 | = -36

[ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27]