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bug? f'[x]'

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


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

Can anyone explain this?


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