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pattern example

• To: mathgroup at smc.vnet.net
• Subject: [mg119804] pattern example
• From: Francisco Gutierrez <fgutiers2002 at yahoo.com>
• Date: Thu, 23 Jun 2011 07:25:11 -0400 (EDT)
• Reply-to: Francisco Gutierrez <fgutiers2002 at yahoo.com>

I find in Leonid's (Shiffrin) excellent book the following example (p. 122):
f[3/5,4,5,2/3]/.f[x:(_Integer|_Rational)..]:>{x}

According to the book, this returns {3/5,4,5,2/3}

However, I get (Mathematica 8.0.1, Windows 7) f[3/5,4,5,2/3]

What's wrong?
Francisco

• Follow-Ups:
  • Re: pattern example
    • From: Arturo Amador <arturo.amador@ntnu.no>
  • Re: pattern example
    • From: DrMajorBob <btreat1@austin.rr.com>
  • Re: pattern example
    • From: Andrzej Kozlowski <akoz@mimuw.edu.pl>
  • Re: pattern example
    • From: Leonid Shifrin <lshifr@gmail.com>
  • Re: pattern example
    • From: Tomas Garza <tgarza10@msn.com>