Citat:
petarm:
ovde
![](https://static.elitesecurity.org/tex/ff170d5bc6398fd550510adfe5d3621b.png)
gde je
![](https://static.elitesecurity.org/tex/4fb592f45269ea9b4e71cb5c7a578a2c.png)
skup celih brojeva! Jel tako?
Da.
Citat:
petarm:
![](https://static.elitesecurity.org/tex/f6c4d6a10af1cd8f69666a0d4fae4ab7.png)
- indeksni skup. Sta je
![](https://static.elitesecurity.org/tex/bd2b320696c94ea17dd122cd137b965c.png)
?
Neki prirodan broj. Za
![](https://static.elitesecurity.org/tex/27a449d82736c6bb36d24a13f1dc9b98.png)
(uz indeksni skup definisan kako si naveo) ekvivalentan zapis je
![](https://static.elitesecurity.org/tex/06bc2b3fc8972584176cdbcfdabc3214.png)
.
Citat:
petarm:
![](https://static.elitesecurity.org/tex/789877c838e78dae528df4305b2ed103.png)
. Sta je
![](https://static.elitesecurity.org/tex/1c1c6a499c8877bf2ae1d5b5b3c506ff.png)
? To PP oznacava neku permutaciju?
Dobro pretpostavljaš.
![](https://static.elitesecurity.org/tex/1c1c6a499c8877bf2ae1d5b5b3c506ff.png)
je grupa permutacija
![](https://static.elitesecurity.org/tex/bd2b320696c94ea17dd122cd137b965c.png)
elemenata, a
![](https://static.elitesecurity.org/tex/6aadf2b28bd788f99ee9f9f7d376a8be.png)
jedan njen element, tj. jedna permutacija
![](https://static.elitesecurity.org/tex/bd2b320696c94ea17dd122cd137b965c.png)
elemenata;
![](https://static.elitesecurity.org/tex/5bd1581e91c5300aaed60a989e87815f.png)
je
![](https://static.elitesecurity.org/tex/6bbc15cbbb7e5840279f95cce07391fb.png)
-ti po redu element permutacije
![](https://static.elitesecurity.org/tex/6aadf2b28bd788f99ee9f9f7d376a8be.png)
.
Ljubičice crvena, što si plava kô zelena trava.