Σ index Eq pack 7 Ledger /3 Batch 4 Matrix 17 Matrix 5 Σ#12 Rxn set 8 Matrix 23 Σ#18 Eq pack 1 Rxn set 2 Σ#6

Field Notes / Σ /sym/b26508

id=1 · host=uk.mattivster.me · 2026-10-18 18:26Z

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

∑_{k=1}^{n} k = n(n+1)/2

320K

∇ × E = −∂B/∂t

144K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

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

90K

ω = 2πf

438K

2r² + 6r + 5 = 0

d/dψ [ψ^4] = 4ψ^3

394K

det| 10 2 ; 3 11 | = 104

29K

E = mc²

det| 2 7 ; 7 3 | = -43

94K

det| 7 4 ; 4 8 | = 40

211K

∂y/∂y = 3y

F = G m₁m₂ / r²

390K

iħ ∂ψ/∂t = Ĥψ

69K

ΔS ≥ 0

∑_{k=1}^{n} k = n(n+1)/2

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