-software/matita/contribs/LAMBDA-TYPES/Unified
-software/matita/contribs/LAMBDA-TYPES/Level-1/Base
-software/matita/contribs/LAMBDA-TYPES/Level-1/LambdaDelta
+software/matita/contribs/LOGIC
+software/matita/contribs/LAMBDA-TYPES/Unified-Sub
+software/matita/contribs/LAMBDA-TYPES/Base-1
+software/matita/contribs/LAMBDA-TYPES/LambdaDelta-1
+software/matita/contribs/LAMBDA-TYPES/Base-2