5 ms·
> why isn't the same allowed in 2d for the circle at the beginning? It is. The picture illustrating the impending cusps is after the two sides of the circle ha
by caconym_ 6y ago
> why isn't the same allowed in 2d for the circle at the beginning?
It is. The picture illustrating the impending cusps is after the two sides of the circle have passed through each other.