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 18:49Z

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

F = G m₁m₂ / r²

320K

\lim_{β\to 0} \frac{\sin β}{β} = 1

144K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

∇ × E = −∂B/∂t

90K

det| 7 4 ; 4 8 | = 40

438K

2r² + 6r + 5 = 0

det| 12 1 ; 5 13 | = 151

394K

∑_{k=1}^{n} k = n(n+1)/2

29K

E = mc²

\frac{2}{2} \sum_{i=1}^{n} i^{2}

94K

d/dψ [ψ^2] = 2ψ^1

211K

∂y/∂y = 3y

9α² + 6α + 0 = 0

390K

3ψ² + 4ψ + 5 = 0

69K

ΔS ≥ 0

∑_{k=1}^{n} k = n(n+1)/2

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