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 05:58Z

det| 3 4 ; 0 4 | = 12

det| 4 8 ; 3 5 | = -4

168K

det| 10 7 ; 3 11 | = 89

446K

∇²t = 0

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

144K

12y² + 5y + 7 = 0

371K

7r² + 9r + 2 = 0

det| 7 4 ; 4 8 | = 40

259K

\lim_{α\to 0} \frac{\sin α}{α} = 1

86K

∑_{k=1}^{n} k = n(n+1)/2

224K

1θ² + 2θ + 6 = 0

234K

PV = nRT

218K

N₂ + 3H₂ ⇌ 2NH₃

354K

d/dψ [ψ^7] = 7ψ^6

70K