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 04:26Z

12r² + 6r + 1 = 0

Fe₂O₃ + 3CO → 2Fe + 3CO₂

168K

PV = nRT

446K

∑_{k=1}^{n} k = n(n+1)/2

∑_{k=1}^{n} k = n(n+1)/2

144K

det| 3 7 ; 2 4 | = -2

371K

4t² + 9t + 6 = 0

N₂ + 3H₂ ⇌ 2NH₃

259K

det| 7 4 ; 4 8 | = 40

86K

∇ × E = −∂B/∂t

224K

N₂ + 3H₂ ⇌ 2NH₃

234K

F = G m₁m₂ / r²

218K

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

354K

5φ² + 1φ + 1 = 0

70K