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 00:18Z

∑_{k=1}^{n} k = n(n+1)/2

∇ × E = −∂B/∂t

168K

8ψ² + 7ψ + 0 = 0

446K

3x² + 3x + 6 = 0

iħ ∂ψ/∂t = Ĥψ

144K

11t² + 9t + 7 = 0

371K

∇²t = 0

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

259K

det| 5 6 ; 2 6 | = 18

86K

7z² + 2z + 0 = 0

e^{i\pi} + 1 = 0

224K

∂x/∂ψ = 6x

234K

10t² + 9t + 5 = 0

218K

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

354K

d/dt [t^3] = 3t^2

70K

6x² + 6x + 1 = 0

402K

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