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 14:09Z

F = ma

PV = nRT

168K

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

446K

det| 1 7 ; 6 2 | = -40

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

144K

det| 7 2 ; 7 8 | = 42

371K

CaCO₃ → CaO + CO₂

∑_{k=1}^{n} k = n(n+1)/2

259K

∂y/∂n = 5y

86K

det| 4 2 ; 6 5 | = 8

224K

\frac{4}{6} \sum_{i=1}^{n} i^{2}

234K

∫₀^∞ e^(-θ²) dθ = √π / 2

218K

N₂ + 3H₂ ⇌ 2NH₃

354K

det| 7 4 ; 4 8 | = 40

70K