avoid nan in case of spacelike vectors
avoid nan in case of spacelike vectors


git-svn-id: acec3fd5b7ea1eb9e79d6329d318e8118ee2e14f@17683 27541ba8-7e3a-0410-8455-c3a389f83636

smarinac/root,esakellari/my_root_for_test,root-mirror/root,ffurano/root5,thomaskeck/root,vukasinmilosevic/root,gbitzes/root,buuck/root,mhuwiler/rootauto,georgtroska/root,nilqed/root,strykejern/TTreeReader,evgeny-boger/root,mkret2/root,mkret2/root,0x0all/ROOT,smarinac/root,root-mirror/root,sawenzel/root,agarciamontoro/root,esakellari/my_root_for_test,Duraznos/root,kirbyherm/root-r-tools,mattkretz/root,CristinaCristescu/root,kirbyherm/root-r-tools,krafczyk/root,zzxuanyuan/root,bbockelm/root,mattkretz/root,BerserkerTroll/root,root-mirror/root,buuck/root,Y--/root,karies/root,Y--/root,evgeny-boger/root,thomaskeck/root,thomaskeck/root,omazapa/root-old,krafczyk/root,evgeny-boger/root,olifre/root,gbitzes/root,cxx-hep/root-cern,pspe/root,zzxuanyuan/root,satyarth934/root,sbinet/cxx-root,zzxuanyuan/root-compressor-dummy,buuck/root,esakellari/root,Dr15Jones/root,mhuwiler/rootauto,sawenzel/root,sbinet/cxx-root,esakellari/root,zzxuanyuan/root,tc3t/qoot,BerserkerTroll/root,simonpf/root,evgeny-boger/root,omazapa/root-old,davidlt/root,Y--/root,perovic/root,agarciamontoro/root,dfunke/root,buuck/root,esakellari/my_root_for_test,vukasinmilosevic/root,agarciamontoro/root,zzxuanyuan/root-compressor-dummy,perovic/root,sbinet/cxx-root,sawenzel/root,evgeny-boger/root,root-mirror/root,olifre/root,davidlt/root,cxx-hep/root-cern,arch1tect0r/root,nilqed/root,zzxuanyuan/root-compressor-dummy,olifre/root,jrtomps/root,mkret2/root,strykejern/TTreeReader,beniz/root,pspe/root,satyarth934/root,omazapa/root-old,sbinet/cxx-root,zzxuanyuan/root,zzxuanyuan/root,strykejern/TTreeReader,zzxuanyuan/root-compressor-dummy,esakellari/my_root_for_test,olifre/root,lgiommi/root,georgtroska/root,zzxuanyuan/root,zzxuanyuan/root-compressor-dummy,mattkretz/root,beniz/root,nilqed/root,alexschlueter/cern-root,mhuwiler/rootauto,olifre/root,abhinavmoudgil95/root,buuck/root,gganis/root,thomaskeck/root,alexschlueter/cern-root,karies/root,buuck/root,cxx-hep/root-cern,nilqed/root,Y--/root,vukasinmilosevic/root,jrtomps/root,tc3t/qoot,pspe/root,tc3t/qoot,nilqed/root,davidlt/root,Dr15Jones/root,olifre/root,lgiommi/root,veprbl/root,davidlt/root,omazapa/root,arch1tect0r/root,mattkretz/root,satyarth934/root,lgiommi/root,dfunke/root,smarinac/root,dfunke/root,Y--/root,esakellari/my_root_for_test,abhinavmoudgil95/root,sirinath/root,krafczyk/root,lgiommi/root,Duraznos/root,gganis/root,thomaskeck/root,CristinaCristescu/root,0x0all/ROOT,karies/root,esakellari/root,mkret2/root,Dr15Jones/root,simonpf/root,karies/root,simonpf/root,mattkretz/root,Duraznos/root,omazapa/root-old,thomaskeck/root,CristinaCristescu/root,georgtroska/root,omazapa/root-old,satyarth934/root,abhinavmoudgil95/root,perovic/root,veprbl/root,arch1tect0r/root,mkret2/root,gbitzes/root,zzxuanyuan/root,tc3t/qoot,ffurano/root5,veprbl/root,pspe/root,cxx-hep/root-cern,arch1tect0r/root,georgtroska/root,davidlt/root,0x0all/ROOT,beniz/root,root-mirror/root,perovic/root,mattkretz/root,Y--/root,cxx-hep/root-cern,abhinavmoudgil95/root,omazapa/root,pspe/root,perovic/root,dfunke/root,lgiommi/root,karies/root,perovic/root,esakellari/root,jrtomps/root,sirinath/root,nilqed/root,arch1tect0r/root,vukasinmilosevic/root,nilqed/root,CristinaCristescu/root,lgiommi/root,dfunke/root,veprbl/root,Duraznos/root,omazapa/root,esakellari/root,thomaskeck/root,mkret2/root,veprbl/root,sbinet/cxx-root,arch1tect0r/root,perovic/root,mkret2/root,0x0all/ROOT,abhinavmoudgil95/root,cxx-hep/root-cern,sirinath/root,karies/root,georgtroska/root,alexschlueter/cern-root,strykejern/TTreeReader,simonpf/root,CristinaCristescu/root,mattkretz/root,omazapa/root-old,satyarth934/root,zzxuanyuan/root-compressor-dummy,thomaskeck/root,simonpf/root,abhinavmoudgil95/root,Duraznos/root,thomaskeck/root,bbockelm/root,BerserkerTroll/root,alexschlueter/cern-root,pspe/root,CristinaCristescu/root,esakellari/my_root_for_test,georgtroska/root,tc3t/qoot,omazapa/root-old,omazapa/root,beniz/root,lgiommi/root,nilqed/root,sirinath/root,kirbyherm/root-r-tools,simonpf/root,gbitzes/root,esakellari/my_root_for_test,agarciamontoro/root,BerserkerTroll/root,krafczyk/root,gbitzes/root,omazapa/root-old,pspe/root,omazapa/root-old,Dr15Jones/root,beniz/root,mhuwiler/rootauto,bbockelm/root,perovic/root,lgiommi/root,jrtomps/root,mattkretz/root,sbinet/cxx-root,perovic/root,davidlt/root,root-mirror/root,satyarth934/root,arch1tect0r/root,omazapa/root,evgeny-boger/root,agarciamontoro/root,evgeny-boger/root,abhinavmoudgil95/root,sbinet/cxx-root,bbockelm/root,perovic/root,smarinac/root,omazapa/root,root-mirror/root,sawenzel/root,BerserkerTroll/root,abhinavmoudgil95/root,omazapa/root-old,bbockelm/root,veprbl/root,sbinet/cxx-root,gganis/root,Duraznos/root,kirbyherm/root-r-tools,georgtroska/root,arch1tect0r/root,dfunke/root,BerserkerTroll/root,Y--/root,jrtomps/root,0x0all/ROOT,davidlt/root,bbockelm/root,beniz/root,esakellari/root,CristinaCristescu/root,olifre/root,olifre/root,esakellari/my_root_for_test,arch1tect0r/root,kirbyherm/root-r-tools,tc3t/qoot,zzxuanyuan/root,dfunke/root,vukasinmilosevic/root,bbockelm/root,georgtroska/root,bbockelm/root,sirinath/root,satyarth934/root,buuck/root,simonpf/root,root-mirror/root,pspe/root,root-mirror/root,pspe/root,vukasinmilosevic/root,beniz/root,sawenzel/root,omazapa/root,sbinet/cxx-root,ffurano/root5,strykejern/TTreeReader,BerserkerTroll/root,kirbyherm/root-r-tools,sirinath/root,krafczyk/root,ffurano/root5,jrtomps/root,karies/root,georgtroska/root,sawenzel/root,CristinaCristescu/root,gganis/root,Duraznos/root,veprbl/root,satyarth934/root,mhuwiler/rootauto,Y--/root,simonpf/root,krafczyk/root,sawenzel/root,krafczyk/root,smarinac/root,Duraznos/root,cxx-hep/root-cern,tc3t/qoot,satyarth934/root,gbitzes/root,gbitzes/root,krafczyk/root,gbitzes/root,kirbyherm/root-r-tools,nilqed/root,pspe/root,Duraznos/root,satyarth934/root,gganis/root,vukasinmilosevic/root,zzxuanyuan/root-compressor-dummy,vukasinmilosevic/root,lgiommi/root,BerserkerTroll/root,krafczyk/root,root-mirror/root,mattkretz/root,zzxuanyuan/root-compressor-dummy,simonpf/root,agarciamontoro/root,esakellari/root,omazapa/root-old,simonpf/root,sirinath/root,vukasinmilosevic/root,karies/root,davidlt/root,strykejern/TTreeReader,BerserkerTroll/root,agarciamontoro/root,mhuwiler/rootauto,alexschlueter/cern-root,evgeny-boger/root,0x0all/ROOT,buuck/root,nilqed/root,gganis/root,zzxuanyuan/root-compressor-dummy,buuck/root,Y--/root,evgeny-boger/root,abhinavmoudgil95/root,jrtomps/root,veprbl/root,zzxuanyuan/root,ffurano/root5,mattkretz/root,krafczyk/root,vukasinmilosevic/root,esakellari/root,esakellari/root,0x0all/ROOT,cxx-hep/root-cern,veprbl/root,davidlt/root,jrtomps/root,simonpf/root,alexschlueter/cern-root,karies/root,ffurano/root5,beniz/root,beniz/root,mkret2/root,ffurano/root5,sbinet/cxx-root,agarciamontoro/root,georgtroska/root,lgiommi/root,karies/root,gbitzes/root,abhinavmoudgil95/root,smarinac/root,Dr15Jones/root,omazapa/root,mkret2/root,abhinavmoudgil95/root,sirinath/root,gganis/root,nilqed/root,sawenzel/root,sirinath/root,Y--/root,evgeny-boger/root,satyarth934/root,0x0all/ROOT,jrtomps/root,smarinac/root,agarciamontoro/root,Duraznos/root,CristinaCristescu/root,dfunke/root,zzxuanyuan/root,mkret2/root,bbockelm/root,thomaskeck/root,veprbl/root,mhuwiler/rootauto,BerserkerTroll/root,BerserkerTroll/root,tc3t/qoot,sbinet/cxx-root,sawenzel/root,esakellari/root,lgiommi/root,agarciamontoro/root,root-mirror/root,smarinac/root,mhuwiler/rootauto,esakellari/my_root_for_test,CristinaCristescu/root,esakellari/root,buuck/root,pspe/root,omazapa/root,gganis/root,olifre/root,gbitzes/root,perovic/root,smarinac/root,davidlt/root,gganis/root,evgeny-boger/root,dfunke/root,dfunke/root,bbockelm/root,strykejern/TTreeReader,Dr15Jones/root,arch1tect0r/root,sawenzel/root,buuck/root,sirinath/root,omazapa/root,karies/root,bbockelm/root,mkret2/root,gganis/root,davidlt/root,CristinaCristescu/root,tc3t/qoot,zzxuanyuan/root,sawenzel/root,olifre/root,beniz/root,olifre/root,smarinac/root,zzxuanyuan/root,veprbl/root,beniz/root,omazapa/root,Dr15Jones/root,0x0all/ROOT,vukasinmilosevic/root,jrtomps/root,alexschlueter/cern-root,mhuwiler/rootauto,dfunke/root,arch1tect0r/root,tc3t/qoot,Y--/root,zzxuanyuan/root-compressor-dummy,mhuwiler/rootauto,agarciamontoro/root,jrtomps/root,Duraznos/root,esakellari/my_root_for_test,georgtroska/root,krafczyk/root,mhuwiler/rootauto,mattkretz/root,gganis/root,zzxuanyuan/root-compressor-dummy,gbitzes/root,sirinath/root