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 02:00Z

∇²x = 0

det| 9 4 ; 1 10 | = 86

168K

∑_{k=1}^{n} k = n(n+1)/2

446K

8n² + 3n + 6 = 0

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

144K

iħ ∂ψ/∂t = Ĥψ

371K

∂x/∂α = 7x

Fe₂O₃ + 3CO → 2Fe + 3CO₂

259K

det| 5 6 ; 2 6 | = 18

86K

PV = nRT

224K

5z² + 8z + 3 = 0

234K

det| 12 9 ; 5 13 | = 111

218K

F = G m₁m₂ / r²

354K

12n² + 2n + 2 = 0

70K

N₂ + 3H₂ ⇌ 2NH₃

402K