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bug? f'[x]'

• To: mathgroup at smc.vnet.net
• Subject: [mg90894] bug? f'[x]'
• From: Benjamin.R.Lewis at gmail.com
• Date: Mon, 28 Jul 2008 07:53:58 -0400 (EDT)

G'day,

In[]:= f'[x] =!= f[x]' && f''[x] === f'[x]'
Out[]= True

Can anyone explain this?

-Ben

• Follow-Ups:
  • Re: Re: bug? f'[x]'
    • From: DrMajorBob <drmajorbob@att.net>
  • Re: bug? f'[x]'
    • From: Murray Eisenberg <murray@math.umass.edu>
  • Re: bug? f'[x]'
    • From: Andrzej Kozlowski <akoz@mimuw.edu.pl>