Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
| From | Ike Naar <ike@iceland.freeshell.org> |
|---|---|
| Newsgroups | comp.lang.c |
| Subject | Re: Column slices |
| Date | 2015-05-12 21:15 +0000 |
| Organization | A noiseless patient Spider |
| Message-ID | <slrn3vfsml4rd8.bno.ike@iceland.freeshell.org> (permalink) |
| References | <3f240d60-031e-4605-a07d-a9d20bed581b@googlegroups.com> <8a54a6ec-0827-42e9-8f9b-b5c4d0084e8e@googlegroups.com> <slrn3vfsml365d.65r.ike@iceland.freeshell.org> |
On 2015-05-12, Ike Naar <ike@iceland.freeshell.org> wrote:
> On 2015-05-11, luser droog <luser.droog@gmail.com> wrote:
>> void transpose2(arr a){
>> int t;
>> //if (a->rank != 2) error();
>> t = a->dims[0]; a->dims[0] = a->dims[1]; a->dims[1] = t;
>> t = a->weight[0]; a->weight[0] = a->weight[1]; a->weight[1] = t;
>
> I'm not sure if the weight array is handled correctly.
> Suppose arr a has rank=2, dims={3,4}, weight={4,1}.
> Then you want the transposed array to have rank=2, dims={4,3}, weight={3,1},
> but not rank=2, dims={4,3}, weight={1,4}.
> In other words, the elements of the transposed weight array cannot be obtained
> by simply swapping the elements of the original weight array.
>
>> }
Please disregard this post.
The code is okay, I mistook a neat trick for a mistake.
Sorry about that.
Back to comp.lang.c | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread
Column slices luser droog <luser.droog@gmail.com> - 2015-05-05 23:18 -0700
Column slices asetofsymbols@gmail.com - 2015-05-06 00:26 -0700
Re: Column slices luser droog <luser.droog@gmail.com> - 2015-05-06 02:33 -0700
Re: Column slices Bartc <bc@freeuk.com> - 2015-05-06 10:46 +0100
Re: Column slices asetofsymbols@gmail.com - 2015-05-07 11:02 -0700
Re: Column slices asetofsymbols@gmail.com - 2015-05-07 14:05 -0700
Re: Column slices Nobody <nobody@nowhere.invalid> - 2015-05-06 08:29 +0100
Re: Column slices Bartc <bc@freeuk.com> - 2015-05-06 10:30 +0100
Re: Column slices luser droog <luser.droog@gmail.com> - 2015-05-06 03:11 -0700
Re: Column slices asetofsymbols@gmail.com - 2015-05-08 09:05 -0700
Re: Column slices luser droog <luser.droog@gmail.com> - 2015-05-11 16:50 -0700
Re: Column slices asetofsymbols@gmail.com - 2015-05-11 17:24 -0700
Re: Column slices asetofsymbols@gmail.com - 2015-05-11 19:01 -0700
Re: Column slices luser droog <luser.droog@gmail.com> - 2015-05-19 09:56 -0700
Re: Column slices asetofsymbols@gmail.com - 2015-05-19 10:43 -0700
Re: Column slices asetofsymbols@gmail.com - 2015-05-19 11:16 -0700
Re: Column slices asetofsymbols@gmail.com - 2015-05-19 11:27 -0700
Re: Column slices luser droog <luser.droog@gmail.com> - 2015-05-19 21:28 -0700
Re: Column slices asetofsymbols@gmail.com - 2015-05-20 08:05 -0700
Re: Column slices luser droog <luser.droog@gmail.com> - 2015-05-19 21:20 -0700
Re: Column slices asetofsymbols@gmail.com - 2015-05-20 08:55 -0700
Re: Column slices asetofsymbols@gmail.com - 2015-05-20 08:58 -0700
Re: Column slices asetofsymbols@gmail.com - 2015-05-21 01:22 -0700
Re: Column slices asetofsymbols@gmail.com - 2015-05-21 01:34 -0700
Re: Column slices asetofsymbols@gmail.com - 2015-05-26 19:17 -0700
Re: Column slices asetofsymbols@gmail.com - 2015-05-31 13:56 -0700
Re: Column slices Keith Thompson <kst-u@mib.org> - 2015-05-31 14:23 -0700
Re: Column slices Ian Collins <ian-news@hotmail.com> - 2015-06-01 09:37 +1200
Re: Column slices asetofsymbols@gmail.com - 2015-06-01 01:23 -0700
Re: Column slices Ian Collins <ian-news@hotmail.com> - 2015-06-01 20:35 +1200
Re: Column slices mark.bluemel@gmail.com - 2015-06-01 03:50 -0700
Re: Column slices luser droog <luser.droog@gmail.com> - 2015-06-01 18:04 -0700
Re: Column slices luser droog <luser.droog@gmail.com> - 2015-06-01 18:16 -0700
Re: Column slices "Chris M. Thomasson" <nospam@nospam.nospam> - 2015-06-01 19:57 -0700
Re: Column slices Rosario19 <Ros@invalid.invalid> - 2015-06-02 08:30 +0200
Re: Column slices luser droog <luser.droog@gmail.com> - 2015-06-02 00:22 -0700
Re: Column slices Ike Naar <ike@iceland.freeshell.org> - 2015-05-12 06:06 +0000
Re: Column slices Ike Naar <ike@iceland.freeshell.org> - 2015-05-12 21:15 +0000
Re: Column slices asetofsymbols@gmail.com - 2015-05-13 20:49 -0700
Re: Column slices luser droog <luser.droog@gmail.com> - 2015-05-13 23:43 -0700
Re: Column slices luser droog <luser.droog@gmail.com> - 2015-05-13 23:44 -0700
Re: Column slices asetofsymbols@gmail.com - 2015-05-14 01:02 -0700
Re: Column slices asetofsymbols@gmail.com - 2015-05-15 23:06 -0700
Re: Column slices asetofsymbols@gmail.com - 2015-05-16 03:46 -0700
Re: Column slices luser droog <luser.droog@gmail.com> - 2015-05-23 00:17 -0700
Re: Column slices asetofsymbols@gmail.com - 2015-05-23 07:59 -0700
Re: Column slices asetofsymbols@gmail.com - 2015-05-23 21:25 -0700
Re: Column slices luser droog <luser.droog@gmail.com> - 2015-05-24 18:29 -0700
Re: Column slices luser droog <luser.droog@gmail.com> - 2015-05-24 18:08 -0700
Re: Column slices asetofsymbols@gmail.com - 2015-05-25 00:13 -0700
csiph-web