Re: number dot (with space)

*To*: mathgroup at smc.vnet.net*Subject*: [mg99802] Re: number dot (with space)*From*: "Marc B. Reynolds" <marc.reynolds at orange.fr>*Date*: Fri, 15 May 2009 04:16:47 -0400 (EDT)

The space is an implied multiply: as in "a b" is Times[a,b] or "a*b". You can use FullForm[exp] if some syntax sugar is confusing you. So your expression will look something like: Power[Plus[Times[-1.`, g], r], 4]