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 18:54Z

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

∑_{k=1}^{n} k = n(n+1)/2

320K

3n² + 2n + 4 = 0

144K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

det| 9 5 ; 1 10 | = 85

90K

2y² + 4y + 5 = 0

438K

2r² + 6r + 5 = 0

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

394K

det| 1 4 ; 0 2 | = 2

29K

E = mc²

∇ × E = −∂B/∂t

94K

F = G m₁m₂ / r²

211K

∂y/∂y = 3y

4γ² + 1γ + 7 = 0

390K

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

69K

ΔS ≥ 0

det| 7 4 ; 4 8 | = 40

144K

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