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 06:05Z

det| 3 9 ; 6 4 | = -42

11t² + 6t + 6 = 0

168K

det| 9 4 ; 1 10 | = 86

446K

∑_{k=1}^{n} k = n(n+1)/2

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

144K

det| 2 8 ; 7 3 | = -50

371K

2z² + 2z + 5 = 0

∑_{k=1}^{n} k = n(n+1)/2

259K

det| 10 7 ; 3 11 | = 89

86K

iħ ∂ψ/∂t = Ĥψ

∇ × E = −∂B/∂t

224K

ω = 2πf

234K

∫₀^∞ e^(-t²) dt = √π / 2

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

218K

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

354K

det| 4 5 ; 7 5 | = -15

∑_{k=1}^{n} k = n(n+1)/2

70K

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

402K

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