[sage-support] Re: multiply a list by a constant

2008-10-19 Thread Marshall Hampton
Another option is to convert your list to a vector, and then convert it back. This is more awkward for a single operation but if you are doing lots of vector addition and scalar multiplication it can be the way to go. I.e. you can do: sage: a = [3,4] sage: a = list(2*vector(a)) sage: a [6, 8] -

[sage-support] Question re : ./sage -upgrade

2008-10-19 Thread doug5y
Hello, I was just doing a ./sage -upgrade ( sage 3.1.3), when we were hit by a power outage ( Calgary ). My question is : how would you recommend proceeding from here? 1. ./sage -upgrade ( again? ) 2. Delete the current installation and start with the source for sage 3.2.4? 3. Other options? A

[sage-support] Re: Question re : ./sage -upgrade

2008-10-19 Thread doug5y
Sorry, item 2. should be : 2. Delete the current installation and start with the source for sage 3.1.4? DN On Oct 19, 7:36 pm, doug5y <[EMAIL PROTECTED]> wrote: > Hello, > > I was just doing a ./sage -upgrade ( sage 3.1.3), when we were hit by > a power outage ( Calgary ). > > My question is :

[sage-support] Re: Question re : ./sage -upgrade

2008-10-19 Thread William Stein
On 10/19/08, doug5y <[EMAIL PROTECTED]> wrote: > > Hello, > > I was just doing a ./sage -upgrade ( sage 3.1.3), when we were hit by > a power outage ( Calgary ). Just do sage -upgrade again. > > My question is : how would you recommend proceeding from here? > > 1. ./sage -upgrade ( again? ) > 2