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

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

168K

∑_{k=1}^{n} k = n(n+1)/2

446K

CH₄ + 2O₂ → CO₂ + 2H₂O

iħ ∂ψ/∂t = Ĥψ

144K

8θ² + 8θ + 6 = 0

371K

det| 12 6 ; 6 13 | = 120

PV = nRT

259K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

86K

iħ ∂ψ/∂t = Ĥψ

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

224K

det| 7 4 ; 4 8 | = 40

234K

E = mc²

N₂ + 3H₂ ⇌ 2NH₃

218K

det| 10 7 ; 3 11 | = 89

354K