alias id "nat" = "cic:/Coq/Init/Datatypes/nat.ind#xpointer(1/1)".
alias id "ex2" = "cic:/Coq/Init/Logic/ex2.ind#xpointer(1/1)".
alias id "T" = "cic:/matita/LAMBDA-TYPES/Level-1/LambdaDelta/T/defs/T.ind#xpointer(1/1)".
alias id "nat" = "cic:/Coq/Init/Datatypes/nat.ind#xpointer(1/1)".
alias id "ex2" = "cic:/Coq/Init/Logic/ex2.ind#xpointer(1/1)".
alias id "T" = "cic:/matita/LAMBDA-TYPES/Level-1/LambdaDelta/T/defs/T.ind#xpointer(1/1)".