- u -

• UEN() : UniformEqualWeight
• uniform() : QuadratureMOC
• UniformEqualWeight() : UniformEqualWeight
• UniformMOC() : UniformMOC
• update() : Vacuum , Response , Reflective , ReflectiveTrack , IsotropicBC , VacuumTrack , AppxReflectiveTrack , FissionSource
• upper() : Materials
• upscatter_cutoff() : Materials