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 12:59Z

11z² + 8z + 4 = 0

∑_{k=1}^{n} k = n(n+1)/2

168K

d/dθ [θ^3] = 3θ^2

446K

CH₄ + 2O₂ → CO₂ + 2H₂O

det| 7 4 ; 4 8 | = 40

144K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

371K

det| 12 6 ; 6 13 | = 120

\lim_{α\to 0} \frac{\sin α}{α} = 1

259K

N₂ + 3H₂ ⇌ 2NH₃

86K

∑_{k=1}^{n} k = n(n+1)/2

224K

∑_{k=1}^{n} k = n(n+1)/2

234K

6n² + 7n + 6 = 0

218K