Σ index Ledger /3 Matrix 11 Matrix 23 Rxn set 8 Rxn set 20 Batch 16 Σ#6 Eq pack 13 Σ#24 Σ#12 Matrix 17 Ledger /9 Rxn set 26 Batch 4 Σ#18

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-18 23:45Z

d/dn [n^4] = 4n^3

∂z/∂ψ = 1z

384K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

385K

\lim_{θ\to 0} \frac{\sin θ}{θ} = 1

∇²z = 0

163K

det| 7 4 ; 4 8 | = 40

259K

iħ ∂ψ/∂t = Ĥψ

e^{i\pi} + 1 = 0

305K

2n² + 4n + 0 = 0

57K

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

Fe₂O₃ + 3CO → 2Fe + 3CO₂

293K

iħ ∂ψ/∂t = Ĥψ

110K

N₂ + 3H₂ ⇌ 2NH₃

300K

e^{i\pi} + 1 = 0

34K

∑_{k=1}^{n} k = n(n+1)/2

354K