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 17:23Z

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

∑_{k=1}^{n} k = n(n+1)/2

46K

e^{i\pi} + 1 = 0

468K

iħ ∂ψ/∂t = Ĥψ

Fe₂O₃ + 3CO → 2Fe + 3CO₂

289K

iħ ∂ψ/∂t = Ĥψ

278K

3r² + 6r + 7 = 0

PV = nRT

339K

N₂ + 3H₂ ⇌ 2NH₃

177K

E = mc²

det| 2 7 ; 7 3 | = -43

358K

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

121K

8ψ² + 7ψ + 0 = 0

399K

F = ma

316K