Re: How to semi-ExpToTrig
- To: mathgroup at smc.vnet.net
- Subject: [mg131765] Re: How to semi-ExpToTrig
- From: "Dr. Wolfgang Hintze" <weh at snafu.de>
- Date: Mon, 30 Sep 2013 05:17:15 -0400 (EDT)
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Am Montag, 30. September 2013 07:18:41 UTC+2 schrieb sam.... at yahoo.com: > Hi, > > > > Could I get Mathematica to "simplify" an expression, such as > > > > E^(1 + x) + E^(1 - x) > > > > to 2E*Cosh[x] ? > > > > Thanks! > > > > Sam In[2]:= f = E^(1 + x) + E^(1 - x) Out[2]= E^(1 - x) + E^(1 + x) In[6]:= Simplify[ExpToTrig[f]] Out[6]= 2*E*Cosh[x] Regards, Wolfgang