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 16:49Z

∑_{k=1}^{n} k = n(n+1)/2

∑_{k=1}^{n} k = n(n+1)/2

320K

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

144K

det| 8 9 ; 3 9 | = 45

∑_{k=1}^{n} k = n(n+1)/2

90K

det| 5 6 ; 2 6 | = 18

438K

E = mc²

det| 7 4 ; 4 8 | = 40

394K

∇ × E = −∂B/∂t

29K

det| 10 1 ; 6 11 | = 104

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

94K

ω = 2πf

211K

det| 2 6 ; 5 3 | = -24

iħ ∂ψ/∂t = Ĥψ

390K

N₂ + 3H₂ ⇌ 2NH₃

69K

det| 10 6 ; 3 11 | = 92

d/dt [t^1] = 1t^0

144K

det| 1 4 ; 2 2 | = -6

352K

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