How ELO is calculated?

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Tags

1. #winning
2. #takes
3. #players
4. #total
5. #player
6. #calculating
7. #gained
8. #games
9. #after
10. #loser
11. #relative
12. #losing
13. #every
14. #method
15. #difference
16. #skill
17. #points
18. #levels
19. #winner
20. #number
21. #system
22. #determines
23. #rating
24. #between
25. #ratings
26. #chess