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 18:50Z

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

∑_{k=1}^{n} k = n(n+1)/2

320K

8ψ² + 7ψ + 0 = 0

144K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

10t² + 9t + 5 = 0

90K

det| 1 1 ; 5 2 | = -3

438K

2r² + 6r + 5 = 0

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

394K

F = ma

29K

E = mc²

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

94K

∇ × E = −∂B/∂t

211K

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

390K

∇ × E = −∂B/∂t

69K

e^{i\pi} + 1 = 0

144K

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