MakeCHep

Questions concerning the interface to CalcHep/CompHep and MicrOmegas
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shivamg
Posts: 16
Joined: 1. Jan 2019, 09:47

MakeCHep

Post by shivamg » 1. Jul 2019, 17:44

Dear Florian,

I have wrote an extension of SM in SARAH, which is working fine until "MakeCHep". It is showing some error with MakeCHep[ ] operation, which i could not make out. I have uploaded screenshot of the following. Please help me out.

Thanks,
Shivam Gola
Last edited by shivamg on 3. Jul 2019, 10:55, edited 1 time in total.

FStaub
Site Admin
Posts: 822
Joined: 13. Apr 2016, 14:05

Re: MakeCHep

Post by FStaub » 1. Jul 2019, 20:01

Hi,

I don't see any screenshots. Unfortunately, a PHP update on the server has broken some features of the forum. Since it is going to move soon, I hesitate to reinstall everything. Sorry. Could you copy&past the error messages?

Cheers,
Florian

shivamg
Posts: 16
Joined: 1. Jan 2019, 09:47

Re: MakeCHep

Post by shivamg » 2. Jul 2019, 10:58

Hi, sorry for the inconvenience, i have copied the error message with some additional dialogues in beginning and end.

"""" Writing all vertices

... Generic class: SSS
. Expanding and writing: 3/3 . (All done in 0.008s)
...
...
....

... Generic class: VVVV
. Expanding and writing: 6/6 . (All done in 0.048s)

StringJoin::string: String expected at position 2 in

|m1.m2*m3.m4<>((-sum[j1,1,8,fSU3[dt1,dt4,j1] fSU3[dt2,dt3,j1]]+sum[j1,1,8,fSU3[dt1,dt2,j1] fSU3[dt3,dt4,j1]])/(sum[j1,1,8,fSU3[dt1,dt4,j1] fSU3[dt2,dt3,j1]]+sum[j1,1,8,fSU3[dt1,dt3,j1] fSU3[dt2,dt4,j1]]))

<>m1.m3*m2.m4<>(1/16 (-sum[j1,1,8,fSU3[dt1,dt3,j1] fSU3[dt2,dt4,j1]]-sum[j1,1,8,fSU3[dt1,dt2,j1] fSU3[dt3,dt4,j1]]))<>m1.m4*m2.m3
.
StringJoin::string: String expected at position 4 in

|m1.m2*m3.m4<>((-sum[j1,1,8,fSU3[dt1,dt4,j1] fSU3[dt2,dt3,j1]]+sum[j1,1,8,fSU3[dt1,dt2,j1] fSU3[dt3,dt4,j1]])/(sum[j1,1,8,fSU3[dt1,dt4,j1] fSU3[dt2,dt3,j1]]+sum[j1,1,8,fSU3[dt1,dt3,j1] fSU3[dt2,dt4,j1]]))<>

m1.m3*m2.m4<>(1/16 (-sum[j1,1,8,fSU3[dt1,dt3,j1] fSU3[dt2,dt4,j1]]-sum[j1,1,8,fSU3[dt1,dt2,j1] fSU3[dt3,dt4,j1]]))<>m1.m4*m2.m3
.

... Generic class: SVA
. Expanding and writing: 3/3 . (All done in 0.s)

Loop induced Scalar - Two Vector Boson - Interaction

Write main file for MicrOmegas. """"


Thanks,
Shivam Gola

FStaub
Site Admin
Posts: 822
Joined: 13. Apr 2016, 14:05

Re: MakeCHep

Post by FStaub » 4. Jul 2019, 11:50

Hi,

does the model come with a second SU(3) ? That's not supported by CalcHep.

Cheers,
Florian

shivamg
Posts: 16
Joined: 1. Jan 2019, 09:47

Re: MakeCHep

Post by shivamg » 4. Jul 2019, 11:56

Ooo.... it comes with second SU[3].


Thanks,
Shivam

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