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 07:50Z

∑_{k=1}^{n} k = n(n+1)/2

∑_{k=1}^{n} k = n(n+1)/2

46K

det| 7 4 ; 4 8 | = 40

468K

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

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

289K

N₂ + 3H₂ ⇌ 2NH₃

278K

∂x/∂θ = 8x

det| 5 2 ; 3 6 | = 24

339K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

177K

3φ² + 4φ + 2 = 0

det| 10 2 ; 3 11 | = 104

358K

e^{i\pi} + 1 = 0

121K

ΔS ≥ 0

399K

∂ψ/∂β = 3ψ

316K

d/dγ [γ^3] = 3γ^2

11K