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 18:25Z

det| 3 2 ; 2 4 | = 8

∑_{k=1}^{n} k = n(n+1)/2

168K

F = G m₁m₂ / r²

446K

F = G m₁m₂ / r²

F = G m₁m₂ / r²

144K

det| 7 2 ; 7 8 | = 42

371K

det| 3 8 ; 4 4 | = -20

F = G m₁m₂ / r²

259K

∫₀^∞ e^(-x²) dx = √π / 2

86K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

224K

∇²r = 0

234K

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

218K

∇ × E = −∂B/∂t

354K

det| 7 4 ; 4 8 | = 40

70K