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 00:28Z

∑_{k=1}^{n} k = n(n+1)/2

iħ ∂ψ/∂t = Ĥψ

168K

10t² + 9t + 5 = 0

446K

3x² + 3x + 6 = 0

N₂ + 3H₂ ⇌ 2NH₃

144K

∂β/∂β = 6β

371K

∇²t = 0

det| 1 4 ; 3 2 | = -10

259K

8ψ² + 7ψ + 0 = 0

86K

7z² + 2z + 0 = 0

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

224K

ω = 2πf

234K

det| 4 2 ; 5 5 | = 10

∑_{k=1}^{n} k = n(n+1)/2

218K

det| 4 8 ; 3 5 | = -4

354K

2H₂ + O₂ → 2H₂O

∑_{k=1}^{n} k = n(n+1)/2

70K