remove non-compliant comments

            } else fs1 = fs2 = fs3 = 0.0;

          }

        } else { // classic pair gran/hooke (no history)

          fs = damp_tangential*vrel; // From documentation: F_{t,damp} = - \eta_t v_{t,rel}, no need for extra `meff`

          if (vrel != 0.0) Ft = MIN(Fscrit,fs) / vrel; // From documentation: critical force `Fscrit` used, not elastic normal force `Fne`

          fs = damp_tangential*vrel;

          if (vrel != 0.0) Ft = MIN(Fscrit,fs) / vrel;

          else Ft = 0.0;

          fs1 = -Ft*vtr1;

          fs2 = -Ft*vtr2;

            torque[j][2] -= torroll3;

          }

        }

        if (evflag) ev_tally_xyz(i,j,nlocal,0,//Should `newton_pair` passed instead of 0 ?

        if (evflag) ev_tally_xyz(i,j,nlocal,0,

            0.0,0.0,fx,fy,fz,delx,dely,delz);

      }

    }

      if (neighprev >= jnum) neighprev = 0;

      if (jlist[neighprev] == j) break;

    }

	// the `history` pointer must not be modified here in single() function. already calculated in the compute() function. If modified here it changes the pair forces that have friction/twisting/rolling and history effects !

    history = &allhistory[size_history*neighprev];

  }

        fs1 *= Fscrit/fs;

        fs2 *= Fscrit/fs;

        fs3 *= Fscrit/fs;

		fs *= Fscrit/fs; // saves the correct value of `fs` to svector

      } else fs1 = fs2 = fs3 = fs = 0.0; // saves the correct of `fs` value to svector

		fs *= Fscrit/fs;

      } else fs1 = fs2 = fs3 = fs = 0.0;

    }

  // classic pair gran/hooke (no history)

    fs1 = -Ft*vtr1;

    fs2 = -Ft*vtr2;

    fs3 = -Ft*vtr3;

	fs = Ft*vrel; // saves the correct value of `fs` to svector

	fs = Ft*vrel;

  }

  //****************************************

        fr1 *= Frcrit/fr;

        fr2 *= Frcrit/fr;

        fr3 *= Frcrit/fr;

		fr *= Frcrit/fr; // saves the correct value of `fr` to svector

      } else fr1 = fr2 = fr3 = fr = 0.0; // saves the correct value of `fr` to svector

		fr *= Frcrit/fr;

      } else fr1 = fr2 = fr3 = fr = 0.0;

    }

  }