Σ index Batch 4 Batch 22 Matrix 11 Eq pack 7 Eq pack 25 Ledger /3 Eq pack 1 Eq pack 13 Matrix 17 Rxn set 2 Ledger /9 Rxn set 20

Field Notes / Σ /sym/b26508

id=1 · host=uk.mattivster.me · 2026-10-19 20:57Z

det| 4 8 ; 7 5 | = -36

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

66K

∑_{k=1}^{n} k = n(n+1)/2

222K

∇ × E = −∂B/∂t

2β² + 8β + 6 = 0

87K

det| 9 2 ; 3 10 | = 84

2K

5β² + 3β + 5 = 0

PV = nRT

174K

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

61K

E = mc²

d/dx [x^3] = 3x^2

380K

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

335K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

det| 9 4 ; 1 10 | = 86

119K

∂z/∂ψ = 1z

472K

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