Σ index Eq pack 13 Ledger /3 Rxn set 8 Matrix 11 Eq pack 1 Eq pack 7 Σ#18 Ledger /15 Batch 4 Rxn set 2 Σ#6 Ledger /21

Field Notes / Σ /sym/17c43f

id=671609 · host=uk.mattivster.me · 2026-09-03 03:24Z

∫₀^∞ e^(-γ²) dγ = √π / 2

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

285K

ΔS ≥ 0

244K

det| 9 3 ; 7 10 | = 69

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

130K

12z² + 1z + 7 = 0

362K

∑_{k=1}^{n} k = n(n+1)/2

CaCO₃ → CaO + CO₂

418K

CH₄ + 2O₂ → CO₂ + 2H₂O

280K

3t² + 1t + 2 = 0

\frac{11}{6} \sum_{i=1}^{n} i^{2}

454K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

407K

det| 1 4 ; 5 2 | = -18

3t² + 1t + 5 = 0

det| 4 5 ; 2 5 | = 10

∇²α = 0

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂