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 00:48Z

∑_{k=1}^{n} k = n(n+1)/2

det| 5 9 ; 7 6 | = -33

168K

det| 5 3 ; 7 6 | = 9

446K

3x² + 3x + 6 = 0

N₂ + 3H₂ ⇌ 2NH₃

144K

∇ × E = −∂B/∂t

371K

∇²t = 0

\frac{4}{9} \sum_{i=1}^{n} i^{2}

259K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

86K

7z² + 2z + 0 = 0

det| 10 7 ; 3 11 | = 89

224K

F = G m₁m₂ / r²

234K

11t² + 9t + 5 = 0

218K

det| 7 4 ; 4 8 | = 40

354K

det| 8 9 ; 4 9 | = 36

70K