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 00:18Z

∑_{k=1}^{n} k = n(n+1)/2

F = G m₁m₂ / r²

168K

d/dt [t^3] = 3t^2

446K

3x² + 3x + 6 = 0

det| 9 4 ; 1 10 | = 86

144K

ω = 2πf

371K

∇²t = 0

\lim_{γ\to 0} \frac{\sin γ}{γ} = 1

259K

F = G m₁m₂ / r²

86K

7z² + 2z + 0 = 0

∇²β = 0

224K

∂β/∂z = 1β

234K

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

218K

∑_{k=1}^{n} k = n(n+1)/2

354K

N₂ + 3H₂ ⇌ 2NH₃

70K

∑_{k=1}^{n} k = n(n+1)/2

402K