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 01:12Z

iħ ∂ψ/∂t = Ĥψ

Fe₂O₃ + 3CO → 2Fe + 3CO₂

168K

N₂ + 3H₂ ⇌ 2NH₃

446K

10t² + 5t + 5 = 0

1n² + 7n + 3 = 0

144K

det| 7 4 ; 4 8 | = 40

371K

∇ × E = −∂B/∂t

∇ × E = −∂B/∂t

259K

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

86K

det| 8 7 ; 1 9 | = 65

F = G m₁m₂ / r²

224K

∫₀^∞ e^(-n²) dn = √π / 2

234K

6r² + 3r + 1 = 0

218K

iħ ∂ψ/∂t = Ĥψ

354K

∑_{k=1}^{n} k = n(n+1)/2

70K