Stack Exchange
sign up
|
log in
|
Mathematics
Questions
Tags
Tour
Users
Ask Question
Joey
Unregistered
less info
network profile
26
reputation
2
bio
website
location
age
visits
member for
8 months
seen
Oct 25 '12 at 4:41
stats
profile views
3
26
reputation
bio
website
visits
member for
8 months
2
badges
location
seen
Oct 25 '12 at 4:41
summary
answers
questions
tags
badges
favorites
bounties
reputation
activity
1
Question
votes
activity
newest
5
I need to disprove an alternate definition of an ordered pair. Why is $\langle a,b\rangle = \{a,\{b\}\}$ incorrect?
26
Reputation
+25
I need to disprove an alternate definition of an ordered pair. Why is $\langle a,b\rangle = \{a,\{b\}\}$ incorrect?
0
Answers
votes
activity
newest
This user has not
answered
any questions
3
Tags
0
discrete-mathematics
0
elementary-set-theory
0
definition
1
Account
Mathematics
26
rep
2
2
Badges
recent
class
name
Student
Editor
0
Active bounties
active
offered
earned
This user has no active
bounties
0
Votes Cast
This user has not cast any
votes
user feed
Mathematics Stack Exchange works best with JavaScript enabled
network profile
