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 00:12Z

∑_{k=1}^{n} k = n(n+1)/2

∂γ/∂z = 6γ

168K

iħ ∂ψ/∂t = Ĥψ

446K

3x² + 3x + 6 = 0

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

144K

det| 9 8 ; 3 10 | = 66

371K

∇²t = 0

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

259K

8ψ² + 7ψ + 0 = 0

86K

7z² + 2z + 0 = 0

\oint_C \vec{F}\cdot d\vec{r} = 0

224K

∫₀^∞ e^(-x²) dx = √π / 2

234K

det| 4 2 ; 5 5 | = 10

det| 7 8 ; 4 8 | = 24

218K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

354K

2H₂ + O₂ → 2H₂O

N₂ + 3H₂ ⇌ 2NH₃

70K

∇²ω = 0

402K

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