Re: question 1
- To: mathgroup at smc.vnet.net
- Subject: [mg75966] Re: question 1
- From: dimitris <dimmechan at yahoo.com>
- Date: Mon, 14 May 2007 03:38:22 -0400 (EDT)
- References: <f21d2t$5uv$1@smc.vnet.net>
Andrzej and Bobby thanks a lot! Dimitris =CF/=C7 dimitris =DD=E3=F1=E1=F8=E5: > I have > > In[5]:= > f = (o - 8)^4 - (e + 4)^8 > > Out[5]= > -(4 + e)^8 + (-8 + o)^4 > > In[6]:= > ff = Expand[f] > > Out[6]= > -61440 - 131072*e - 114688*e^2 - 57344*e^3 - 17920*e^4 - 3584*e^5 - > 448*e^6 - 32*e^7 - e^8 - 2048*o + 384*o^2 - 32*o^3 + o^4 > > Is it possible to simplify ff to f again? > > Thanks!