Re: [fricas-devel] [PATCH] alg top - new factory functions.

2016-09-24 Thread Waldek Hebisch
Martin Baker wrote: > > On 24/09/16 17:56, Martin Baker wrote: > > Apart from Homotopy (which I will look at next) the only anomaly is > > projective plane, see line 19 below. > > Just realised whats wrong with projective plane, it should have 2 > vertices like this: > >-- generate a minima

Re: [fricas-devel] [PATCH] use SVREF for 1-d array/vector

2016-09-24 Thread Waldek Hebisch
I wrote: > > > One finaly reason to use SVREF: according to > > https://sourceforge.net/p/sbcl/mailman/message/30609918/ > > it's 100x faster to compile SVREF than AREF. > > I will look at this more. I see no difference in > build time, so impact on total compile time is > limited. It seems tha

Re: [fricas-devel] [PATCH] alg top - new factory functions.

2016-09-24 Thread Martin Baker
On 24/09/16 17:56, Martin Baker wrote: Apart from Homotopy (which I will look at next) the only anomaly is projective plane, see line 19 below. Just realised whats wrong with projective plane, it should have 2 vertices like this: -- generate a minimal projective plane. projectivePlane()

[fricas-devel] [PATCH] alg top - new factory functions.

2016-09-24 Thread Martin Baker
Here is a proposed patch for alg_top, the patch is here: https://github.com/martinbaker/fricasAlgTop/blob/master/alg_top2.patch and the file is here: https://github.com/martinbaker/fricasAlgTop/blob/master/alg_top.spad This adds new factory functions, in SimplicialComplexFactory there is a tria