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

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

320K

11y² + 7y + 0 = 0

144K

det| 8 9 ; 3 9 | = 45

iħ ∂ψ/∂t = Ĥψ

90K

ΔS ≥ 0

438K

E = mc²

ω = 2πf

394K

6x² + 7x + 6 = 0

29K

det| 10 1 ; 6 11 | = 104

\lim_{γ\to 0} \frac{\sin γ}{γ} = 1

94K

d/dy [y^7] = 7y^6

211K

det| 2 6 ; 5 3 | = -24

F = G m₁m₂ / r²

390K

det| 12 1 ; 4 13 | = 152

69K

det| 9 4 ; 1 10 | = 86

144K

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