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 20:12Z

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

\lim_{t\to 0} \frac{\sin t}{t} = 1

46K

11ψ² + 6ψ + 2 = 0

468K

CaCO₃ → CaO + CO₂

2H₂ + O₂ → 2H₂O

289K

det| 7 4 ; 4 8 | = 40

278K

e^{i\pi} + 1 = 0

det| 1 4 ; 3 2 | = -10

339K

∇ × E = −∂B/∂t

177K

∂x/∂r = 4x

iħ ∂ψ/∂t = Ĥψ

358K

F = G m₁m₂ / r²

121K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

∑_{k=1}^{n} k = n(n+1)/2

399K