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Question: simplify using Assume option does not work !

Question:simplify using Assume option does not work !

mehdi jafari 754
physics assume
September 03 2016
1

hi every one ! i want to use Assume option to simplify some expression ! but it is not working ! what should i do !?

i have assume that ( a+b+c=0) and i want maple returns me exp(a+b+c) =1 ! but it does not ! what should i do !?


> 

restart:with(Physics):
> 

Assume(a+b+c=0):
> 

about(a+b+c)

a+b+c:

  is assumed to be: 0

  
> 

simplify(exp(a)*exp(b)*exp(c))

exp(a+b+c)

 (1)
> 

simplify(exp(a+b+c))

exp(a+b+c)

 (2)
> 

 


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