Re: Mapping Functions That Take More Than One Argument
- To: mathgroup at smc.vnet.net
- Subject: [mg69902] Re: Mapping Functions That Take More Than One Argument
- From: Arkadiusz.Majka at gmail.com
- Date: Wed, 27 Sep 2006 06:04:17 -0400 (EDT)
- References: <efaclu$1uo$1@smc.vnet.net>
Just slight modification gives what you want
Drop[{{1, 2, 3}, {4, 5, 6}, {7, 8, 9}}, 0,1]
Arek
Gregory Lypny napisal(a):
> Hello everyone,
>
> How can I map a functions onto sub-lists when the function takes more
> than one argument. I can't seem to stumble upon the right syntax.
>
> Here's a list of three sub-lists.
>
> {{1, 2, 3}, {4, 5, 6}, {7, 8, 9}}
>
> I want to drop the first element of each sub-list, that is, 1 from
> the first, 4 from the second, and 7 from the third.
>
> Drop[{{1, 2, 3}, {4, 5, 6}, {7, 8, 9}}, 1]
>
> gives me
>
> {{4, 5, 6}, {7, 8, 9}},
>
> which is what I expected (I'm learning) but not what I want. So, how
> do I apply Drop to each sub-list?
>
> Regards,
>
> Gregory