Serialism closely related to certain works from the de Stijl and Bauhaus movements in design and architecture called "serial art" by some writers (; ; ; ), specifically the paintings of Piet Mondrian, Theo van Doesburg, Bart van Leck, Georg van Tongerloo, Richard Paul Lohse, and Burgoyne Diller, who had been seeking to “avoid repetition and symmetry on all structural levels and working with a limited number of elements” . Stockhausen described the final synthesis in this manner: So serial thinking is something that's come into our consciousness and will be there forever: it's relativity and nothing else. It just says:
Jef Van der Veken later restorer deceptively had added new elements such as the background and the figure of the angel. The suspicion is that this restorer was Jef Van der Veken. The conclusion of the recent scientific findings is that both Van der Veken and Renders appear to have engaged in intentional art forgery. Since these revelations, all the works that had belonged to the Renders Collection or had been handled by Van der Veken and even his son-in-law Albert Philippot, many of which hang in major museums in Belgium and abroad, are viewed with suspicion. Jef Van der Veken Jef Van der