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 00:07Z

∑_{k=1}^{n} k = n(n+1)/2

Fe₂O₃ + 3CO → 2Fe + 3CO₂

168K

PV = nRT

446K

3x² + 3x + 6 = 0

2H₂ + O₂ → 2H₂O

144K

det| 6 6 ; 5 7 | = 12

371K

∇²t = 0

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

259K

det| 7 4 ; 4 8 | = 40

86K

N₂ + 3H₂ ⇌ 2NH₃

224K

PV = nRT

234K

∑_{k=1}^{n} k = n(n+1)/2

218K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

354K

E = mc²

70K