Σ index Eq pack 19 Rxn set 20 Rxn set 26 Σ#24 Σ#12 Ledger /21 Eq pack 13 Ledger /3 Eq pack 1 Batch 16 Σ#18 Σ#6 Ledger /15 Batch 4

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-20 15:38Z

Fe₂O₃ + 3CO → 2Fe + 3CO₂

∫₀^∞ e^(-t²) dt = √π / 2

168K

∫₀^∞ e^(-x²) dx = √π / 2

446K

det| 12 4 ; 1 13 | = 152

∇²γ = 0

144K

∑_{k=1}^{n} k = n(n+1)/2

371K

ΔS ≥ 0

∂ψ/∂β = 3ψ

259K

det| 9 4 ; 1 10 | = 86

86K

\oint_C \vec{F}\cdot d\vec{r} = 0

\frac{8}{7} \sum_{i=1}^{n} i^{2}

224K

CaCO₃ → CaO + CO₂

234K

1x² + 9x + 5 = 0

det| 9 6 ; 0 10 | = 90

218K

∑_{k=1}^{n} k = n(n+1)/2

354K

F = ma

1n² + 7n + 3 = 0

70K

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

402K

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