|
Un article trouvé pour ce sujet.
 |
|
|
|
|
|
|
|
|
Rolling Circles |
1999-09-12 |
|
Craig Ellis pose la question :
We have a circle of radius 3. inside the circle and tangent to the circle of radius 3 at one point is a circleof radius 1. The question is if we could roll the smaller circle around the inside of the larger circle how many revolutions would it take to get around to where we started.
Chris Fisher and Walter Whiteley lui répond. |
|
|
|
