<< - Page 1 2 3 4 5 6 7 8 9 - >>
The figure represents the possible projection on a plane of a trefoil knot; indeed, it cou...
Some knots aren't equivalent to their specular image, but this is not the case of the figu...
Some knots aren't equivalent to their specular image, but this is not the case of the figu...
Some knots aren't equivalent to their specular image, but this is not the case of the figu...
Some knots aren't equivalent to their specular image, but this is not the case of the figu...
Some knots aren't equivalent to their specular image, but this is not the case of the figu...
If we take three threads and twist them for a while, until we get six crossings, by closin...
The diagram of a knot differs from a projection of the knot on a plane because every cross...
The problem of the three houses: every house must be joined to each of the three points in...
The problem of the three houses on the Moebius strip.You can see also other versions. You ...
