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 16:40Z

∑_{k=1}^{n} k = n(n+1)/2

11φ² + 7φ + 7 = 0

320K

det| 9 4 ; 1 10 | = 86

144K

det| 8 9 ; 3 9 | = 45

d/dψ [ψ^4] = 4ψ^3

90K

1ψ² + 7ψ + 7 = 0

438K

E = mc²

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

394K

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

29K

det| 10 1 ; 6 11 | = 104

PV = nRT

94K

ω = 2πf

211K

det| 2 6 ; 5 3 | = -24

∑_{k=1}^{n} k = n(n+1)/2

390K

1α² + 9α + 4 = 0

69K

det| 10 6 ; 3 11 | = 92

∂α/∂r = 8α

144K

\lim_{r\to 0} \frac{\sin r}{r} = 1

352K

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