What is special significance does the spiral have in cubist paintings such as Picasso's violin?

In Cubist paintings like Picasso's "Violin," the spiral serves as a dynamic element that represents movement and transformation. It breaks away from traditional perspectives, allowing viewers to engage with the subject from multiple angles simultaneously. This spiral form contributes to the overall abstraction and fragmentation characteristic of Cubism, emphasizing the complexity and interconnectivity of the depicted objects. Thus, it enhances the visual rhythm and depth within the composition.