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Problem Replacing part of NonCommutativeMultiply expresions

• To: mathgroup at smc.vnet.net
• Subject: [mg104506] Problem Replacing part of NonCommutativeMultiply expresions
• From: Iván Lazaro <gaminster at gmail.com>
• Date: Sun, 1 Nov 2009 17:58:42 -0500 (EST)

Dear all,

I'm working with a huge amount (2000) of terms of this tipe:
g**a**p**r**e**r**e

But a lot of them are cero. The problem is that i'm not able to set
r**e**r**e->0 in such expresions. If I do g**a**p**r**e**r**e/.r**e**r**e->0
nothing happens.

Do you have some idea?

Thanks a lot!

• Follow-Ups:
  • Re: Problem Replacing part of NonCommutativeMultiply
    • From: Adriano Pascoletti <adriano.pascoletti@dimi.uniud.it>
  • Re: Problem Replacing part of NonCommutativeMultiply
    • From: Iván Lazaro <gaminster@gmail.com>