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 17:11Z

d/dθ [θ^5] = 5θ^4

\lim_{x\to 0} \frac{\sin x}{x} = 1

168K

8ψ² + 7ψ + 0 = 0

446K

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

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

144K

∑_{k=1}^{n} k = n(n+1)/2

371K

d/dr [r^4] = 4r^3

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

259K

7r² + 8r + 5 = 0

86K

7α² + 1α + 1 = 0

6r² + 3r + 1 = 0

224K

iħ ∂ψ/∂t = Ĥψ

234K

det| 12 3 ; 1 13 | = 153

N₂ + 3H₂ ⇌ 2NH₃

218K

e^{i\pi} + 1 = 0

354K