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 00:06Z

∑_{k=1}^{n} k = n(n+1)/2

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

168K

∂z/∂ψ = 1z

446K

3x² + 3x + 6 = 0

iħ ∂ψ/∂t = Ĥψ

144K

iħ ∂ψ/∂t = Ĥψ

371K

∇²t = 0

∂n/∂θ = 3n

259K

8ψ² + 7ψ + 0 = 0

86K

7z² + 2z + 0 = 0

det| 1 4 ; 3 2 | = -10

224K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

234K

det| 4 2 ; 5 5 | = 10

1θ² + 2θ + 6 = 0

218K

N₂ + 3H₂ ⇌ 2NH₃

354K

2H₂ + O₂ → 2H₂O