Krzysztof

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Krzysztof and Greg went for a hike.
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November 9, 2025
Goczałkowice
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00:43
3.38km
4.7km/h
10m
10m
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Krzysztof and Greg went for a bike ride.
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November 2, 2025
Il Lombardia ale to Targanica
Jakieś straszne haszcze były, ale tym razem przynajmniej nikt nie udawał, że to oficjalna trasa rowerowa...
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01:50
29.9km
16.3km/h
470m
520m
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Greg and Krzysztof planned a bike ride.
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November 2, 2025
Porąbka - Wielka Puszcza - Andrychów
02:02
30.0km
14.8km/h
420m
420m
Map data © OpenStreetMap contributors
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Krzysztof and Greg went for a bike ride.
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October 31, 2025
Il Lombardia ale to Porąbka
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02:01
39.5km
19.6km/h
330m
330m
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Krzysztof and Greg went for a bike ride.
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October 12, 2025
Dankowice
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01:04
16.3km
15.4km/h
110m
110m
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Krzysztof and Greg went for a bike ride.
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September 27, 2025
Test przerzutki
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00:37
11.4km
18.6km/h
100m
90m
Map data © OpenStreetMap contributors
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1. Michał K.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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   Translated by Google •

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Krzysztof and Michał K. went for a bike ride.
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Krzysztof
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September 19, 2025
Bielsko-Biała -> Żywiec -> Pisarzowice (z dość ewidentnym szczytem po drodze)
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04:52
72.6km
14.9km/h
620m
710m
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Michał K. and Greg like this.
Krzysztof and Greg went for a bike ride.
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September 16, 2025
Trening Bielsko
PODWÓJNE przebicie dętki
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01:43
29.7km
17.3km/h
270m
290m
Map data © OpenStreetMap contributors
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Krzysztof went cycling.
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September 12, 2025
Trening Bielsko
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01:59
38.5km
19.5km/h
380m
380m
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Krzysztof and Greg went for a bike ride.
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September 7, 2025
Tour de Slezak - etap 2
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04:26
68.9km
15.5km/h
460m
510m
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