Re: To dual-core or not to dual-core
- To: mathgroup at smc.vnet.net
- Subject: [mg73515] Re: [mg73469] To dual-core or not to dual-core
- From: bsyehuda at gmail.com
- Date: Wed, 21 Feb 2007 01:38:35 -0500 (EST)
Another comment on speeding up Whenever possible use less general functions, for example Use Total[list] in place of Apply[Plus,list] etc. yehuda On 2/18/07, terry <terryisnow at yahoo.com> wrote: > > Dear Mathematica Experts, > > I currently run simulations in Mathematica 5.2 that take on the order > of months to complete. These > simulations all consist of operations like the following: > > 1) {a,b,c,...} - {x,y,z,...} > 2) a - {x,y,z,...} > 3) a*{x,y,z,...} > 4) Apply[Plus, Abs[{x,y,z,...}]] > > I know that some operations in 5.2 will automatically take advantage > of mulitple cores if they > exist on a machine, splitting up the work automatically across cores > without any custom coding > on the users part, but does this apply to operations like the ones > I've listed above? > > Any and all insights are graciously appreciated! > > Terry > > >