Cubism Ossip Zadkine as well as Jacques Lipchitz and Henri Laurens; and painters such as Louis Marcoussis, Roger de La Fresnaye, František Kupka, Diego Rivera, Léopold Survage, Auguste Herbin, André Lhote, Gino Severini (after 1916), María Blanchard (after 1916) and Georges Valmier (after 1918). More fundamentally, Christopher Green argues that Douglas Cooper's terms were "later undermined by interpretations of the work of Picasso, Braque, Gris and Léger that stress iconographic and ideological questions rather than methods of representation." John Berger identifies the essence of Cubism with the mechanical diagram. "The metaphorical model of Cubism is the diagram: The diagram being a
20th-century French literature Valéry and Larbaud). In the novel, André Gide's early works, especially "L'Immoraliste" (1902), pursue the problems of freedom and sensuality that symbolism had posed; Alain-Fournier's novel "Le Grand Meaulnes" is a deeply felt portrait of a nostalgic past. But radical experimentation was not appreciated by all literary and artistic circles in the early 20th century. Popular and bourgeois tastes were relatively conservative. The poetic dramas of Edmond Rostand, especially "Cyrano de Bergerac" in 1897, were immensely popular at the start of the 20th century, as too the "well-made" plays and bourgeois farces of Georges Feydeau. Anatole France, Maurice Barrès, Paul