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 17:08Z

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

∇ × E = −∂B/∂t

46K

∑_{k=1}^{n} k = n(n+1)/2

468K

iħ ∂ψ/∂t = Ĥψ

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

289K

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

278K

3r² + 6r + 7 = 0

F = ma

339K

8ψ² + 7ψ + 0 = 0

177K

E = mc²

\oint_C \vec{F}\cdot d\vec{r} = 0

358K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

121K

CH₄ + 2O₂ → CO₂ + 2H₂O

F = ma

det| 3 6 ; 1 4 | = 6

det| 8 5 ; 0 9 | = 72