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 17:29Z

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

12θ² + 2θ + 6 = 0

46K

∇²n = 0

468K

iħ ∂ψ/∂t = Ĥψ

Fe₂O₃ + 3CO → 2Fe + 3CO₂

289K

8ψ² + 7ψ + 0 = 0

278K

3r² + 6r + 7 = 0

9ψ² + 7ψ + 3 = 0

339K

iħ ∂ψ/∂t = Ĥψ

177K

det| 5 9 ; 7 6 | = -33

358K

3z² + 5z + 1 = 0

121K

∫₀^∞ e^(-θ²) dθ = √π / 2

399K

∇ × E = −∂B/∂t

316K

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

11K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

387K