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imfufa 455 - Institut for Natur, Systemer og Modeller (NSM)

imfufa 455 - Institut for Natur, Systemer og Modeller (NSM)

imfufa 455 - Institut for Natur, Systemer og Modeller (NSM)

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Indholds<strong>for</strong>tegnelse<br />

1 Prol<strong>og</strong><br />

2 Baggrund <strong>og</strong> definitioner<br />

1 Permutationer som modeller 4<br />

2 Permutation som matematisk objekt 5<br />

3 Operationer p˚a permutationer 5<br />

3 Cykliske permutationer<br />

1 Permutation som dynamik 6<br />

2 cykliske permutationer 7<br />

3 Faktorisering i disjunkte cykler 8<br />

4 Faktorisering i 2-cykler 12<br />

4 Lige eller ulige<br />

1 Definition <strong>og</strong> beregning af <strong>for</strong>tegn 14<br />

2 Orden 15<br />

5 Epil<strong>og</strong><br />

6 Eksempler <strong>og</strong> øvelser<br />

3

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