On Thu, 8 Feb 2001, Frank Mittelbach wrote: > [...] or to remind you about the > nice little article by Don Knuth years back when he explained that he learned > he was misusing the fact that digits in text and math when using CM fonts look > the same so that his book Concrete math ended up looking horrible because > there digits for text were coming from concrete roman while those in math > where coming from the euler fonts. And all these time I liked the Concrete Mathematics look, and even found this nice. Would you please tell me where the article is? --roozbeh