GCD_list should return zero for an empty list

[slel]

The function GCD_list from sage.rings.integer returns one instead of zero for an empty list.

Component: basic arithmetic

Author: Samuel Lelièvre

Branch: b7a04f7

Reviewer: Vincent Delecroix, Peter Bruin

Issue created by migration from https://trac.sagemath.org/ticket/17257

[slel]

Commit: c36e453

[slel]

Branch: u/slelievre/17257_GCD_list

[slel]

New commits:

c36e453

trac #17257: fix GCD_list

[videlec]

Changed branch from u/slelievre/17257_GCD_list to public/17257

[videlec]

Changed commit from c36e453 to 94a9e48

[videlec]

Reviewer: Vincent Delecroix

[videlec]

comment:2

Hello,

I added a commit on top of yours. If you like it you can set to positive review.

Vincent

---

New commits:

94a9e48

trac #17257: improve documentation

[sagetrac-git]

Branch pushed to git repo; I updated commit sha1. This was a forced push. New commits:

2a2a3c5

trac #17257: improve documentation

[sagetrac-git]

Changed commit from 94a9e48 to 2a2a3c5

[sagetrac-git]

Branch pushed to git repo; I updated commit sha1. This was a forced push. New commits:

4f8b380

trac #17257: improve documentation

[sagetrac-git]

Changed commit from 2a2a3c5 to 4f8b380

[sagetrac-git]

Branch pushed to git repo; I updated commit sha1. New commits:

b7a04f7

Trac 17257: more documentation improvements

[sagetrac-git]

Changed commit from 4f8b380 to b7a04f7

[pjbruin]

comment:6

Replying to @videlec:

I added a commit on top of yours. If you like it you can set to positive review.

Same for me.

[pjbruin]

Changed reviewer from Vincent Delecroix to Vincent Delecroix, Peter Bruin

[slel]

comment:7

Thanks for the improvements to the documentation. Positive review.

[vbraun]

Changed branch from public/17257 to b7a04f7

[slel]

comment:9

For reference, the gcd of an empty list is discussed in this sage-devel thread.

[slel]

Changed commit from b7a04f7 to none