Σ index Batch 16 Eq pack 1 Rxn set 2 Ledger /3 Rxn set 8 Σ#18 Matrix 11 Eq pack 25 Eq pack 13 Ledger /9 Σ#24 Batch 10 Ledger /21

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-21 00:34Z

det| 3 5 ; 7 4 | = -23

∇²r = 0

430K

det| 9 4 ; 1 10 | = 86

197K

2H₂ + O₂ → 2H₂O

∫₀^∞ e^(-θ²) dθ = √π / 2

281K

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

73K

\lim_{z\to 0} \frac{\sin z}{z} = 1

9α² + 7α + 5 = 0

143K

∂z/∂φ = 7z

248K

∂γ/∂β = 5γ

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

246K

∫₀^∞ e^(-n²) dn = √π / 2

54K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

469K

9ψ² + 7ψ + 3 = 0

126K

∑_{k=1}^{n} k = n(n+1)/2

410K