+# package ground #############################################################
+
+pack-ground: PKG = lambdadelta_ground
+
+pack-ground: DIRS = ground
+
+pack-ground: PMAS = $(shell find $(DIRS) -name *.ma)
+
+pack-ground:
+ @echo " TAR -cjf $(PKG).tar.bz2 root $(DIRS)"
+ $(H)tar -cjf $(PKG).tar.bz2 ../lambdadelta/root $(PMAS:%=../lambdadelta/%)
+
+# package 2A ###################################################################
+
+pack-2a: PKG = lambdadelta_2A
+
+pack-2a: DIRS = basic_2A
+
+pack-2a: PMAS = $(shell find $(DIRS) -name *.ma)
+
+pack-2a:
+ @echo " TAR -cjf $(PKG).tar.bz2 $(DIRS)"
+ $(H)tar -cjf $(PKG).tar.bz2 $(PMAS:%=../lambdadelta/%)
+
+# package 2B ###################################################################
+
+pack-2b: PKG = lambdadelta_2B
+
+pack-2b: DIRS = static_2 basic_2
+
+pack-2b: PMAS = $(shell find $(DIRS) -name *.ma)