From: Mark Slagell <ms@...>
Date: 2002-05-08T04:54:33+09:00
Subject: Re: More erratum 2 in "Teach Yourself Ruby in 21 Days"

  Jabari Zakiya wrote:

>Chapter 12
>-----------
>
>on p. 249, in 3rd line, top paragraph, had:
>
>rule is n! = (n x -1)!) and at least....
>
>should be like:
>
>rule is n! = n x (n-1)! and at least....
>

Yes, we had this one. (see http://www.ruby-lang.org/~slagell/misprints.html)

>
>For Fibonacci code, F(0)=0 , F(1)=F(2)=1
>
>and F(n)= F(n-1) + F(n-2) for n > 1
>
[ snip ... ]


As this is not the definition used in the book, the rest is consistent 
and I don't see an error here.

>and on p.254, in the next to last paragraph:
>
>The Towers of Hanoi
>You may have.....three vertical pegs and a some disks
>                                         ^
>should be:
>
>The Towers of Hanoi
>You may have.....three vertical pegs and some disks
>

Sure -- that's probably an incomplete edit from "a few" to "some".

Mark