Original: Sérusier's ideas regarding the coherence between music and painting gave rise to her theory of vibrism, which is a middle course between the Synthetic Cubism of the pre-war period and Larionov and Goncharova's Rayonism.
Simplified: She used these ideas to form the theory of vibrism, which is a combination  of Synthetic Cubism of the pre-war period and Larionov and Goncharova's Rayonism.