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 17:26Z

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

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

46K

∇ × E = −∂B/∂t

468K

iħ ∂ψ/∂t = Ĥψ

det| 3 7 ; 2 4 | = -2

289K

ω = 2πf

278K

3r² + 6r + 7 = 0

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

339K

∫₀^∞ e^(-ψ²) dψ = √π / 2

177K

E = mc²

d/dφ [φ^1] = 1φ^0

358K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

121K

CH₄ + 2O₂ → CO₂ + 2H₂O

8ψ² + 7ψ + 0 = 0

399K

F = ma

det| 3 6 ; 1 4 | = 6

det| 8 5 ; 0 9 | = 72