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 07:42Z

∑_{k=1}^{n} k = n(n+1)/2

8ψ² + 7ψ + 0 = 0

46K

\frac{8}{6} \sum_{i=1}^{n} i^{2}

468K

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

5z² + 8z + 3 = 0

289K

11t² + 6t + 6 = 0

278K

∂x/∂θ = 8x

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

339K

∇ × E = −∂B/∂t

177K

3φ² + 4φ + 2 = 0

F = ma

358K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

121K

5ω² + 6ω + 0 = 0

det| 5 2 ; 1 6 | = 28