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 00:07Z

∑_{k=1}^{n} k = n(n+1)/2

\lim_{α\to 0} \frac{\sin α}{α} = 1

168K

9α² + 6α + 0 = 0

446K

3x² + 3x + 6 = 0

E = mc²

144K

iħ ∂ψ/∂t = Ĥψ

371K

∇²t = 0

8ψ² + 7ψ + 0 = 0

259K

\binom{n}{k} = \frac{n!}{k!(n-k)!}

86K

7z² + 2z + 0 = 0

∫₀^∞ e^(-t²) dt = √π / 2

224K

N₂ + 3H₂ ⇌ 2NH₃

234K

det| 4 2 ; 5 5 | = 10

PV = nRT

218K

iħ ∂ψ/∂t = Ĥψ

354K

2H₂ + O₂ → 2H₂O

e^{i\pi} + 1 = 0

70K

11z² + 3z + 4 = 0

402K

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

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