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_Original ticket http://projects.scipy.org/scipy/ticket/1732 on 2012-09-20 by trac user inde, assigned to unknown._
Hi,
this is for scipy 0.11.0rc2. It seemed to be a normal release on sourceforge, b…
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Hall subgroup computation breaks for the following fitting free group.
```
gap> G := tpg[18];
Group([ (1,2)(3,4)(5,6)(7,8)(9,10)(11,12)(13,14)(15,16)(17,18)(19,20)(21,22)
(23,24)(25,26)(27,28)(29,3…
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The Kassam and Trefethen [classic](https://people.maths.ox.ac.uk/trefethen/publication/PDF/2005_111.pdf) uses a contour integral to stabilize coefficients in the scheme (Eq (2.5)), but I just added mo…
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Looks like a regression introduced in #19585. Reported at https://groups.google.com/d/msg/sage-devel/MrXp43v3WP4/ju2LwTuvBAAJ
```
sage: gap=Gap3('/Applications/gap3r4p4/bin/gap')
sage: gap.RequireP…
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Looks like there is some good code available for solving the ARE. a quick search turned up
http://slicot.org/objects/software/shared/libindex.html#S
and for large sparse problems:
http://www.netlib.…
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the other day i got a request for guptri:
http://www8.cs.umu.se/~guptri/
it's a kind of fancy schur decomposition
great if we can have it plugged in
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Maybe we should change `sqrtm` so that it always returns a complex array?
```
julia> X = sqrtm([1.0 -0.9; -0.9 1.0])
2x2 Float64 Array:
0.847316 -0.531089
-0.531089 0.847316
julia> X * X
2x2 F…
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Hi,
I was just trying the new installation scripts and it failed. But I don't know why? Any ideas? @malter
Regards,
Constantin
```
bergatt-macpro:Repositories bergatt$ mkdir mars_test
bergatt-macp…
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```
from firedrake import *
m = UnitTriangleMesh()
mesh = ExtrudedMesh(m, layers=3, layer_height=1.0)
V0 = FunctionSpace(mesh, "CG", 1, vfamily="CG", vdegree=1)
V1_a_horiz = FiniteElement("RT", "tri…
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Currently this code sits in the babel_exp folder. The decomposition needs to be updated to use the Matrix class and move to the Matrix utility functions. The rest of the code can be scrapped.
This al…