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俄国著名画家格丹诺夫·别尔斯基曾经画过一幅名叫“难题”的油画,画面上的主人公是一位戴眼镜的小学教师,站在一块黑板边,黑板上面写着一道计算题:10~2+11~2+12~2+13~2+14~2=?这引起了人们的好奇和兴趣,而正因为画中人物和算题使得此画名气大增.画中的老师名叫拉钦斯基(Rachinskii,SergeiAlexandrovi 1836—1902),是俄国著名科学家和教育家.他曾获自然科学博士学位,并任莫斯科大学教授.因为在当时的年代,社会风气因循守旧,传统落
The well-known Russian painter, Gendanov Bielski, once painted an oil painting titled “Puzzle”. The protagonist on the screen is a primary school teacher with glasses, standing on the side of a blackboard with a A calculation: 10 ~ 2 +11 ~ 2 +12 ~ 2 +13 ~ 2 +14 ~ 2 =? This has aroused people’s curiosity and interest, but precisely because of the characters and figures in the painting makes this painting greatly increased reputation. The teacher named Rachinskii (SergeiAlexandrovi 1836-1902), is a famous Russian scientist and educator.He received a doctorate in natural sciences, and served as a professor at Moscow University.Because at that time, the social ethos to follow the old Traditionally fallen