Σ index Eq pack 19 Eq pack 13 Σ#12 Batch 22 Matrix 17 Σ#24 Batch 10 Ledger /9 Rxn set 8 Eq pack 25 Σ#18 Rxn set 26 Rxn set 14 Matrix 5 Ledger /3 Matrix 23

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-19 07:56Z

∑_{k=1}^{n} k = n(n+1)/2

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

46K

∇ × E = −∂B/∂t

468K

\frac{6}{1} \sum_{i=1}^{n} i^{2}

det| 3 7 ; 2 4 | = -2

289K

∂z/∂ψ = 1z

278K

∂x/∂θ = 8x

7y² + 9y + 1 = 0

339K

d/dψ [ψ^7] = 7ψ^6

177K

3φ² + 4φ + 2 = 0

d/dφ [φ^1] = 1φ^0

358K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

121K

5ω² + 6ω + 0 = 0

8ψ² + 7ψ + 0 = 0

399K

det| 5 2 ; 1 6 | = 28

∫₀^∞ e^(-θ²) dθ = √π / 2

∇²θ = 0