avoid mixing of left/right associative infixes, to make it work with experimental Poly/ML 5.3 branch;
#
# $Id$
#
## targets
default: dvi
## dependencies
dvi:
	cd Isar/document; make dvi
pdf:
	cd Isar/document; make pdf
clean:
	cd Isar/document; make clean
mrproper:
	rm -f *.pdf *.dvi
	cd Isar/document; make mrproper