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 14:54Z

∑_{k=1}^{n} k = n(n+1)/2

CH₄ + 2O₂ → CO₂ + 2H₂O

244K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

52K

det| 12 5 ; 4 13 | = 136

e^{i\pi} + 1 = 0

90K

det| 7 4 ; 4 8 | = 40

91K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

det| 10 5 ; 4 11 | = 90

100K

∑_{k=1}^{n} k = n(n+1)/2

50K

det| 4 9 ; 7 5 | = -43

d/dα [α^9] = 9α^8

137K

∫₀^∞ e^(-y²) dy = √π / 2

197K

det| 1 1 ; 3 2 | = -1

N₂ + 3H₂ ⇌ 2NH₃

262K

5γ² + 9γ + 5 = 0

196K

det| 12 9 ; 3 13 | = 129

∇ × E = −∂B/∂t

218K

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

299K

F = ma

CaCO₃ → CaO + CO₂

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