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 01:56Z

iħ ∂ψ/∂t = Ĥψ

∂z/∂ψ = 1z

168K

∫₀^∞ e^(-x²) dx = √π / 2

446K

10t² + 5t + 5 = 0

∫₀^∞ e^(-r²) dr = √π / 2

144K

det| 10 3 ; 4 11 | = 98

371K

∇ × E = −∂B/∂t

Fe₂O₃ + 3CO → 2Fe + 3CO₂

259K

11t² + 9t + 5 = 0

86K

det| 8 7 ; 1 9 | = 65

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

224K

∑_{k=1}^{n} k = n(n+1)/2

234K

\frac{12}{9} \sum_{i=1}^{n} i^{2}

∑_{k=1}^{n} k = n(n+1)/2

218K

det| 9 4 ; 1 10 | = 86

354K

det| 7 9 ; 1 8 | = 47

70K

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

402K

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