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 14:08Z

F = ma

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

168K

∑_{k=1}^{n} k = n(n+1)/2

446K

det| 1 7 ; 6 2 | = -40

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

144K

∫₀^∞ e^(-θ²) dθ = √π / 2

371K

CaCO₃ → CaO + CO₂

Fe₂O₃ + 3CO → 2Fe + 3CO₂

259K

8ψ² + 7ψ + 0 = 0

86K

6n² + 1n + 6 = 0

iħ ∂ψ/∂t = Ĥψ

224K

det| 12 1 ; 5 13 | = 151

234K

e^{i\pi} + 1 = 0

∑_{k=1}^{n} k = n(n+1)/2

218K

N₂ + 3H₂ ⇌ 2NH₃

354K