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 04:17Z

12r² + 6r + 1 = 0

8ψ² + 7ψ + 0 = 0

168K

det| 11 4 ; 5 12 | = 112

446K

∑_{k=1}^{n} k = n(n+1)/2

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

144K

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

371K

4t² + 9t + 6 = 0

N₂ + 3H₂ ⇌ 2NH₃

259K

∫₀^∞ e^(-θ²) dθ = √π / 2

86K

∇²ψ = 0

8x² + 2x + 7 = 0

224K

iħ ∂ψ/∂t = Ĥψ

234K

F = ma

CaCO₃ → CaO + CO₂