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 00:27Z

∑_{k=1}^{n} k = n(n+1)/2

N₂ + 3H₂ ⇌ 2NH₃

168K

6t² + 6t + 4 = 0

446K

3x² + 3x + 6 = 0

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

144K

det| 6 6 ; 5 7 | = 12

371K

∇²t = 0

8ψ² + 7ψ + 0 = 0

259K

∂y/∂n = 5y

86K

7z² + 2z + 0 = 0

iħ ∂ψ/∂t = Ĥψ

224K

1n² + 7n + 3 = 0

234K

det| 4 2 ; 5 5 | = 10

11t² + 9t + 4 = 0

2H₂ + O₂ → 2H₂O

iħ ∂ψ/∂t = Ĥψ

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

11θ² + 6θ + 7 = 0