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 05:19Z

det| 3 4 ; 0 4 | = 12

∑_{k=1}^{n} k = n(n+1)/2

168K

∇ × E = −∂B/∂t

446K

∇²t = 0

e^{i\pi} + 1 = 0

144K

det| 2 8 ; 7 3 | = -50

371K

7r² + 9r + 2 = 0

F = G m₁m₂ / r²

259K

∫₀^∞ e^(-θ²) dθ = √π / 2

86K

∂γ/∂φ = 6γ

det| 3 6 ; 0 4 | = 12

224K

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

234K

F = G m₁m₂ / r²

det| 7 4 ; 4 8 | = 40

218K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

354K

det| 4 9 ; 7 5 | = -43

∂z/∂φ = 7z

70K

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

402K

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