Recent Activity
Il Lombardia ale to Targanica
Jakieś straszne haszcze były, ale tym razem przynajmniej nikt nie udawał, że to oficjalna trasa rowerowa...
Time
2h17m
Distance
29.9km
Speed
16.3km/h
Ascent
470m
Descent
520m
Time
2h02m
Distance
30.0km
Speed
14.8km/h
Ascent
420m
Descent
420m
Map data © OpenStreetMap contributors
Time
7h47m
Distance
72.6km
Speed
14.9km/h
Ascent
620m
Descent
710m
Trening Bielsko
PODWÓJNE przebicie dętki
Time
2h11m
Distance
29.7km
Speed
17.3km/h
Ascent
270m
Descent
290m
September 27, 2025
Has the derailleur been correctly defined as an element of the subset N of the drive elements of the R-bicycle set? Have the properties of the relationship that the derailleur forms with specific drive elements been investigated? First of all, is the fundamental definition of the relationship known
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