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 00:08Z

∑_{k=1}^{n} k = n(n+1)/2

12θ² + 2θ + 6 = 0

168K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

446K

3x² + 3x + 6 = 0

11t² + 9t + 7 = 0

144K

∑_{k=1}^{n} k = n(n+1)/2

371K

∇²t = 0

ω = 2πf

259K

CaCO₃ → CaO + CO₂

86K

det| 7 9 ; 1 8 | = 47

224K

det| 10 3 ; 4 11 | = 98

234K

∑_{k=1}^{n} k = n(n+1)/2

218K

N₂ + 3H₂ ⇌ 2NH₃

354K

det| 7 4 ; 4 8 | = 40

70K

det| 1 4 ; 3 2 | = -10

402K