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 02:06Z

∇²x = 0

N₂ + 3H₂ ⇌ 2NH₃

168K

2H₂ + O₂ → 2H₂O

446K

8n² + 3n + 6 = 0

\oint_C \vec{F}\cdot d\vec{r} = 0

144K

∇²n = 0

371K

∂x/∂α = 7x

∑_{k=1}^{n} k = n(n+1)/2

259K

7y² + 9y + 1 = 0

86K

∑_{k=1}^{n} k = n(n+1)/2

224K

9α² + 7α + 5 = 0

234K

det| 7 4 ; 4 8 | = 40

218K

det| 11 9 ; 0 12 | = 132

354K

\binom{n}{k} = \frac{n!}{k!(n-k)!}

70K

∇²t = 0

402K