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 00:01Z

∑_{k=1}^{n} k = n(n+1)/2

F = G m₁m₂ / r²

168K

∫₀^∞ e^(-t²) dt = √π / 2

446K

3x² + 3x + 6 = 0

7y² + 9y + 1 = 0

144K

d/dψ [ψ^7] = 7ψ^6

371K

∇²t = 0

det| 4 2 ; 6 5 | = 8

259K

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

86K

7z² + 2z + 0 = 0

det| 9 4 ; 1 10 | = 86

224K

iħ ∂ψ/∂t = Ĥψ

234K

det| 4 2 ; 5 5 | = 10

PV = nRT

218K

∫₀^∞ e^(-α²) dα = √π / 2

354K

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

70K