Thank you for your answer!
The example is running perfectly, but the eigenvalues, the eigenvectors and
SVD are not.
I do not understand why?
load'math/lapack2'
load'math/lapack2/example/dgeev'
0.799482 _0.0994125j0.400792 _0.0994125j_0.400792 _0.100657
┌────────────────────────────────────────┬───────────────────────────────────────┐
│ _0.624471 0.533023 0 0.664141 │ _0.655089 _0.193302 0.254632
0.125333 │
│ _0.599489 _0.266616 0.404136 _0.106815 │ _0.523629 0.251857 _0.522405
0.332022 │
│ 0.499916 0.345526 0.315285 0.729325 │ 0.536218 0.0971825 _0.308384
0.593838 │
│_0.0270862 _0.254081 _0.445113 0.124866 │_0.0956068 0.675954 0
0.722087 │
└────────────────────────────────────────┴───────────────────────────────────────┘
load'math/lapack2/example/dgesvd'
┌──────────┬─────────────────────────────┬───────────────────────────────────────┐
│ 1.45189 │_0.819947 0.556294 0.134997 │_0.801549 _0.446592 _0.314262
_0.243545│
│ 0.143339 │_0.466218 _0.512125 _0.721366│ 0.572863 _0.391724 _0.512788
_0.505399│
│0.00422124│_0.332157 _0.65442 0.679269 │ 0.16912 _0.738115 0.120025
0.642012 │
│ │ │0.0272991 _0.319835 0.789862
_0.522569 │
└──────────┴─────────────────────────────┴───────────────────────────────────────┘
1.45189 0 0 0
0 0.143339 0 0
0 0 0.00422124 0
┌───────────────────────────┬───────────────────────────┐
│ 1 0.5 0.3333 0.25 │ 1 0.5 0.3333 0.25 │
│ 0.5 0.3333 0.25 0.2 │ 0.5 0.3333 0.25 0.2 │
│0.3333 0.25 0.2 0.1667 │0.3333 0.25 0.2 0.1667 │
└───────────────────────────┴───────────────────────────┘
coclass 'jlapack'
dgeev=: geev
tdgeev=: tgeev
testdgeev=: testgeev
require '~addons/math/lapack2/geev.ijs'
not found: c:/users/tulajdonos/j903/addons/math/lapack2/geev.ijs
|file name error: script
| 0!:0 y[4!:55<'y'
dgesvd=: gesvd
tdgsvd=: tgsvd
restdgsvd=: testgsvd
require '~addons/math/lapack2/gesvd.ijs'
not found: c:/users/tulajdonos/j903/addons/math/lapack2/gesvd.ijs
|file name error: script
| 0!:0 y[4!:55<'y'
load'addons/math/lapack/gesvd.ijs'
not found: C:/Users/Tulajdonos/addons/math/lapack/gesvd.ijs
|file name error: script
| 0!:0 y[4!:55<'y'
bill lam <[email protected]> ezt írta (időpont: 2023. febr. 14., K,
15:43):
> The math/lapack addon was no longer supported on current J.
> Instead, lapack is provided by math/lapack2. The windows binaries from it
> has optimized blas,
> should be order of magnitude faster than that in the older lapack addon.
> However, usage of these 2 addons are different.
> You need to study various scripts under the test folder.
> The dgeev.ijs should be the script you need.
>
> FYI the left argument of dyad verb tdgeev there is the parameter for data
> type/precision.
> 0 1 2 3 for double complex single-precision float and single-precision
> complex.
>
>
> On Tue, Feb 14, 2023 at 10:06 PM Erik Papp <[email protected]> wrote:
>
> > Dear J Jusers,
> >
> > Earlier I used *LAPACK* in the *J602a* and *J804* versions without any
> > problems.
> >
> > I installed the *J903* version along with *LAPACK* based on
> >
> > *System/Installation/J903/AIO*. I repeated the installation several
> > times, but it does not run,
> >
> > it *always gives an error*.
> >
> > I tried running the *Addons/math/lapack* example, but I kept getting
> > an error message.
> >
> > After
> >
> > load 'math/lapack math/lapack/dgeev'
> >
> > not found: c:/users/tulajdonos/j903/addons/math/lapack/lapack.ijs
> >
> > |file name error: script
> >
> > | 0!:0 y[4!:55<'y'
> >
> > I getting error message.
> >
> > It was the same problem after
> >
> > load 'math/lapack2 math/lapack2/dgeev'
> >
> > not found: c:/users/tulajdonos/j903/addons/math/lapack2/dgeev.ijs
> >
> > |file name error: script
> >
> > | 0!:0 y[4!:55<'y'
> >
> >
> > Has anyone had a similar experience?
> >
> > How to install LAPACK on J903?
> >
> > Thank you in advance for your kind help.
> >
> > Sincerely, Erik
> > ----------------------------------------------------------------------
> > For information about J forums see http://www.jsoftware.com/forums.htm
> >
> ----------------------------------------------------------------------
> For information about J forums see http://www.jsoftware.com/forums.htm
>
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