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 00:03Z

∑_{k=1}^{n} k = n(n+1)/2

det| 10 2 ; 3 11 | = 104

168K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

446K

3x² + 3x + 6 = 0

10γ² + 8γ + 7 = 0

144K

12z² + 9z + 4 = 0

371K

∇²t = 0

det| 12 2 ; 2 13 | = 152

259K

∑_{k=1}^{n} k = n(n+1)/2

86K

7z² + 2z + 0 = 0

PV = nRT

224K

6x² + 6x + 1 = 0

234K

F = G m₁m₂ / r²

218K

∑_{k=1}^{n} k = n(n+1)/2

354K

d/dφ [φ^11] = 11φ^10

70K