[sage-support] Re: kernel function documentation is misleading

2007-12-30 Thread Georg Graf
Sorry for aggrandizing myself here as a non developer, i just read this thread and agree 100% with Ondrej, API's should be broken if necessary, priority should be put on doing things the right way, and this kernel thing is definitely a trap i would have steped into, especially with the current docu

[sage-support] Re: matrix vs. vector differences?

2007-12-30 Thread harald schilly
On Dec 30, 9:13 pm, "David Joyner" <[EMAIL PROTECTED]> wrote: > This is a bug in decode. Thanks for reporting it. I'll add it to > trac and fix it as soon as I can. ok, thx! I'm still not entirely sure when it's a bug with me or with sage ;) Also think about updating the documentation at http

[sage-support] Re: matrix vs. vector differences?

2007-12-30 Thread David Joyner
This is a bug in decode. Thanks for reporting it. I'll add it to trac and fix it as soon as I can. On Dec 30, 2007 1:34 PM, harald schilly <[EMAIL PROTECTED]> wrote: > > Is there a fundamental difference between a matrix and a vector? If > so, there has to be some documentation about it. (or it'

[sage-support] matrix vs. vector differences?

2007-12-30 Thread harald schilly
Is there a fundamental difference between a matrix and a vector? If so, there has to be some documentation about it. (or it's simply a bug or I don't get it..) Here what I've tried (documentation does it a bit more "difficult", but should be the same -- at least I hope so) http://www.sagemath.org

[sage-support] bug in plot of 2^x?

2007-12-30 Thread David Joyner
Hi: sage: P = plot(e^(ln(2)*x),-1,1) works fine (note: e^(ln(2)*x) = 2^x) but sage: P = plot(2^x,-1,1) WARNING: When plotting, failed to evaluate function at 201 points. Last error message: 'exponent (=1.0) must be an integer. Coerce your numbers to real or complex numbers first.' -

[sage-support] Re: kernel function documentation is misleading

2007-12-30 Thread Ondrej Certik
On Dec 27, 2007 3:50 AM, William Stein <[EMAIL PROTECTED]> wrote: > > On Dec 26, 2007 7:35 PM, Marshall Hampton <[EMAIL PROTECTED]> wrote: > > > > At least in the United States, and I assume some other places as well, > > matrices are usually considered to act from the left. So the kernel > > of