.POSIX:
.SUFFIXES: .tex .pdf

PDFTEX = pdftex
PDFLATEX = pdflatex

.tex.pdf:
	$(PDFTEX) $<

all: hw1.pdf hw2.pdf hw3.pdf hw4.pdf hw5.pdf

clean:
	rm -f *.pdf *.log *.aux

hw2.pdf: hw2.tex
	$(PDFLATEX) hw2.tex
	$(PDFLATEX) hw2.tex
	$(PDFLATEX) hw2.tex