The German letter in "Foundation of analysis" by Landau May someone help me with the alphabet in Landau's foundation of analysis? I had search the web for Fraktur but cannot find the same letters used in the book. For example, Small German letter will stand for complex numbers I really don't get know how the small german letter alphabet should be.

I don't have the reputation to comment, but maybe the following link will help:

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If I see it correctly the two small letters in the link are x and y.