# Urgent HW help

• Mar 13th 2008, 09:12 PM
vballnyy2
Urgent HW help
Provide a relation on the integers that
a) is reflexive, is symmetric, but is not transitive

b) is not reflexive, not symmetric, and is transitive

Help?!
• Mar 14th 2008, 03:16 AM
Plato
Try this relation for part a.
$nRm\, \Leftrightarrow \,\left| {n - m} \right| \le 1$

For part b, think about 'less than'.
• Mar 14th 2008, 05:52 AM
vballnyy2
Thank you so much! I've got it now