Short description: In Russian. Modenov, Petr Sergeevich. Compendium of competitive mathematics tasks with error analysis. Moscow: Soviet Science: Type. The Creed of the Proletarian, 1950. Sbornik konkursnykh zadach po matematike s analizom oshibok. In Russian /Compendium of competitive mathematics tasks with error analysis. The image is provided for reference only. It may reflect condition of one of the available copies or only help in identifying the edition. Please feel free to contact us for a detailed description of the copies available. SKU5843191