rec_tauRlx = rbcsVanishingFac/tauRelaxS
rec_tauRlx = rbcsVanishingFac/tauRelaxPTR(iTracer)
_RL rbcsVanishingFac
rbcsVanishingFac =
rbcsVanishingFac = 1. _d 0
rec_tauRlx = rbcsVanishingFac/tauRelaxU
rec_tauRlx = rbcsVanishingFac/tauRelaxV
rec_tauRlx = rbcsVanishingFac/tauRelaxT