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(一) 在東北人民政府教育部編譯的初級中學教科書「平面幾何」一書第二章的第一個練習,其中的第26题是這樣的一個作圖題: 「求作一圓,切於已知角的一邊上的已知點,而舆(“與”似應為“於”——筆者註)另一邊上截取一強等於已知線段。」一般地說,這題应列於相似形之後,那才是比較恰當的,因此曾引起一些人懷疑“將它列在此處是不是可以作出(主要是作出后能不能不用相似形定理證明)?”在本雜誌第一卷第三期上所载裘光明先生的「評基賽遼夫“平面幾何”的東北譯本」一文中,
(a) The first exercise in the second chapter of the textbook “Geometry of Planes” compiled by the Ministry of Education of the People’s Government of the Northeastern People’s Government, in which Question 26 is such a drafting question: “To make a circle, to cut it already The known point on one side of the knowing horn, and 舆 (“And” should be “于” - the writer’s note) The one on the other side is equal to the known line segment." Generally, this problem should be listed in the similarity After that, it was more appropriate, and it caused some people to doubt whether “can it be listed here (mainly whether it can be proved without similarity theorem)?” in the third issue of volume I of this magazine. In his article “A Review of the Northeast Translation of Plane Geometry” by Mr. Shu Guangming,