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

ω = 2πf

244K

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

52K

det| 12 5 ; 4 13 | = 136

∑_{k=1}^{n} k = n(n+1)/2

90K

7φ² + 3φ + 6 = 0

91K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

1β² + 4β + 0 = 0

100K

det| 2 4 ; 4 3 | = -10

50K

det| 4 9 ; 7 5 | = -43

∇ × E = −∂B/∂t

137K

det| 5 6 ; 1 6 | = 24

197K

det| 1 1 ; 3 2 | = -1

∑_{k=1}^{n} k = n(n+1)/2

262K

det| 7 4 ; 4 8 | = 40

196K

det| 12 9 ; 3 13 | = 129

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

218K

N₂ + 3H₂ ⇌ 2NH₃

299K

F = ma

CaCO₃ → CaO + CO₂

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