[Flexiblesusy] Fwd: R-Parity Violating models with FlexibleSUSY

[Wojciech Kotlarski]

Hi,

You've got a typo on line 70 in FlexibleSUSY.m.in (you've missed a comma). I 
will try to check why one cannot set EWSBOutputParameters in a normal way for 
parameters which are arrays.

Best,
Wojciech

Dnia wtorek, 4 października 2022 17:01:41 CEST Kimver Louie Nunez pisze:
> TO: flexiblesusy at projects.hepforge.org
> 
> FROM:
> Kimver Louie S. Nuñez
> PhD Student
> National Institute of Physics
> University of the Philippines - Diliman
> Diliman, Quezon City, Philippines
> 
> 
> Good day!
> 
> I have been studying and using FlexibleSUSY for a few weeks now and would
> like to know if it supports R-parity violating SUSY models. In particular,
> I have tried creating the model files including the SARAH model files for
> the MSSM with bilinear RpV [arXiv:hep-ph/9906310
> <https://arxiv.org/abs/hep-ph/9906310>] and similarly for NMSSM with
> bilinear RpV [arXiv:hep-ph/0604216 <https://arxiv.org/abs/hep-ph/0604216>].
> 
> For the MSSM-BiRpV model, I initially had an issue with FlexibleSUSY not
> being able to solve the tree level tadpole equations for the
> EWSBOutputParameters so I tried manually giving the solutions through the
> variable "TreeLevelEWSBSolutions" (see the FlexibleSUSY.m.in file
> attachment). However, I get the following error upon compiling the code:
> [image: image.png]
> Would you be able to clarify the error statement?
> "Parameters given in TreeLevelEWSBSolution, do not match
>    the Parameters given in FlexibleSUSY`EWSBOutputParameters!"
> 
> Here are the said Parameters mentioned in the error statement:
> [image: image.png]
> [image: image.png]
> 
> My guess is that FlexibleSUSY is not able to recognize the indexed
> parameters mlHd2[0], mlHd2[1], and mlHd2[3] (perhaps the notation?). In
> line with this, I would like to ask the following questions:
> 1. What is the correct way of specifying these parameters given that there
> has to be 5 entries provided, following the 5 EWSB Tadpole equations (1 for
> vu, 1 for vd, and 3 for vL where vL are three sneutrino vevs)?
> 2. Are these issues perhaps due to the RpV nature of the model having 3
> generations of sneutrino vevs?
> 3. What are the limitations of FlexibleSUSY in handling R-parity violating
> SUSY models?
> 
> I would really appreciate it if you can help me out since I plan to use
> this tool for my PhD Dissertation. I realize there are other tools I can
> use like SOFTSUSY and SPheno together with SARAH and I am also currently
> exploring these tools as well. However, I would very much like to explore
> further using FlexibleSUSY given its advantages over these other spectrum
> calculators. Your github page has been a really great help and I wish you
> all the best in your future projects.
> 
> I have attached the FlexibleSUSY model file I used and the default SARAH
> model files for MSSM-BiRpV that came together with version 4.14.5. The
> setup and software version I am using is as follows:
> Ubuntu-22.04.1 LTS
> Mathematica-12.3.0
> SARAH-4.14.5
> FlexibleSUSY-2.7.1
> 
> Thank you very much.