Re: Working with Log
- To: mathgroup at smc.vnet.net
- Subject: [mg112111] Re: Working with Log
- From: "Sjoerd C. de Vries" <sjoerd.c.devries at gmail.com>
- Date: Tue, 31 Aug 2010 04:15:55 -0400 (EDT)
- References: <i5g0ku$grr$1@smc.vnet.net>
Assuming[{a > 0, b > 0}, Simplify[Log[a] + Log[b]]]
Cheers -- Sjoerd
On Aug 30, 12:20 pm, Themis Matsoukas <tmatsou... at me.com> wrote:
> I can use PowerExapnd to expand a Log:
>
> PowerExpand[Log[a b]]
>
> Log[a] + Log[b]
>
> How can I do the opposite, i.e. combine Log[a] + Log[b] into Log[a b]?
>
> Thanks
>
> Themis