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 20:31Z

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

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

46K

∑_{k=1}^{n} k = n(n+1)/2

468K

CaCO₃ → CaO + CO₂

N₂ + 3H₂ ⇌ 2NH₃

289K

12y² + 5y + 7 = 0

278K

e^{i\pi} + 1 = 0

iħ ∂ψ/∂t = Ĥψ

339K

iħ ∂ψ/∂t = Ĥψ

177K

8ψ² + 7ψ + 0 = 0

358K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

121K

det| 9 6 ; 0 10 | = 90

399K

N₂ + 3H₂ ⇌ 2NH₃

316K

CH₄ + 2O₂ → CO₂ + 2H₂O

11K