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 16:38Z

∑_{k=1}^{n} k = n(n+1)/2

8ψ² + 7ψ + 0 = 0

320K

∫₀^∞ e^(-t²) dt = √π / 2

144K

det| 8 9 ; 3 9 | = 45

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

90K

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

438K

E = mc²

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

394K

6x² + 7x + 6 = 0

29K

det| 10 1 ; 6 11 | = 104

∇ × E = −∂B/∂t

94K

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

211K

det| 2 6 ; 5 3 | = -24

9x² + 2x + 6 = 0

390K

11φ² + 7φ + 7 = 0

69K

d/dα [α^9] = 9α^8

144K

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