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 00:10Z

∑_{k=1}^{n} k = n(n+1)/2

11ψ² + 6ψ + 2 = 0

168K

N₂ + 3H₂ ⇌ 2NH₃

446K

3x² + 3x + 6 = 0

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

144K

det| 7 2 ; 7 8 | = 42

371K

∇²t = 0

∑_{k=1}^{n} k = n(n+1)/2

259K

det| 5 2 ; 3 6 | = 24

86K

11t² + 6t + 6 = 0

224K

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

234K

1n² + 7n + 3 = 0

218K

det| 9 4 ; 1 10 | = 86

354K

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

70K