User Tyrone - MathOverflow Meta

Tyrone

Member for 9 years, 4 months
Last seen more than a week ago

Beijing, China

Stats

4,474

reputation

0

reached

0

answers

0

questions

Loading…

Communities

About

Completely black with no steps back.

Badges

View all badges

This user doesn’t have any gold badges yet.

9

silver badges

Yearling

× 9

Jul 8

1

bronze badge

Autobiographer

Jul 17, 2016

Posts

This user hasn’t posted yet.

Top network posts

View all network posts

29

The homotopy category is not complete nor cocomplete

28

Why study the p-completions of a space?

24

Is the Alexander horned sphere a cofibration?

21

Maps out of Eilenberg-Mac Lane Spaces

21

Subgroups of $\text{Spin}(7)$.