$ diff -qrs /tmp/A /tmp/B
Only in /tmp/A: Math.aux
Files /tmp/A/Math.log and /tmp/B/Math.log differ
Files /tmp/A/Math.pdf and /tmp/B/Math.pdf differ
Files /tmp/A/Math.tex and /tmp/B/Math.tex differ
Files /tmp/A/MathLogo.jpg and /tmp/B/MathLogo.jpg are identical