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 04:11Z

12r² + 6r + 1 = 0

∑_{k=1}^{n} k = n(n+1)/2

168K

∫₀^∞ e^(-t²) dt = √π / 2

446K

∑_{k=1}^{n} k = n(n+1)/2

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

144K

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

371K

4t² + 9t + 6 = 0

11t² + 6t + 6 = 0

259K

10t² + 9t + 5 = 0

86K

∇²ψ = 0

det| 9 4 ; 1 10 | = 86

224K

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

234K

F = ma

∂z/∂ψ = 1z

218K

2γ² + 5γ + 2 = 0

354K

3z² + 5z + 1 = 0

70K