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 04:37Z

12r² + 6r + 1 = 0

∇²γ = 0

168K

F = G m₁m₂ / r²

446K

∑_{k=1}^{n} k = n(n+1)/2

∇²n = 0

144K

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

371K

4t² + 9t + 6 = 0

ω = 2πf

259K

e^{i\pi} + 1 = 0

86K

∇²ψ = 0

∂n/∂θ = 3n

224K

∇ × E = −∂B/∂t

234K

F = ma

Fe₂O₃ + 3CO → 2Fe + 3CO₂

218K

det| 7 4 ; 4 8 | = 40

354K

det| 4 8 ; 7 5 | = -36

iħ ∂ψ/∂t = Ĥψ

70K

\lim_{α\to 0} \frac{\sin α}{α} = 1

ω = 2πf

∑_{k=1}^{n} k = n(n+1)/2

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