Math Forums
Forums
>
Archives
>
Archives
>
Undergraduate Math
alt.math.undergrad
Page 1 of 89
1
←
2
3
4
5
6
→
89
Next >
Sort By:
Title
Start Date
Replies
Views ↓
Last Message
justify "The 'n x n' matrix A is invertible."
Stephen
,
Sep 23, 2006
Replies:
4
Views:
7,649
[email protected]
Sep 25, 2006
The perfect squares 1,4,9,16,25 are closed under what, multipicaton ro square rooting and WHY.
Kamekazi
,
Sep 18, 2004
Replies:
2
Views:
3,856
Daniel C. Bastos
Sep 20, 2004
Prove P(N) contains an uncountable antichain
MM
,
Sep 23, 2004
Replies:
2
Views:
2,594
Brian M. Scott
Sep 23, 2004
Division by zero. Go ahead and laugh.
Lefty
,
Oct 7, 2004
...
6
7
8
Replies:
149
Views:
2,085
nycmathguy
Apr 28, 2022
Programming skills required by mathematicians?
rAgAv
,
Jun 25, 2008
...
7
8
9
Replies:
174
Views:
1,503
Aleksej Saushev
Aug 3, 2008
Math dependency logic REVISED
James Harris
,
Oct 28, 2003
...
4
5
6
Replies:
104
Views:
1,170
Brian Quincy Hutchings
Nov 8, 2003
Simple principle, core error proven
James Harris
,
Oct 20, 2003
...
2
3
Replies:
51
Views:
1,127
Brian Quincy Hutchings
Oct 30, 2003
prob. tut Q.
cOS
,
Apr 30, 2004
Replies:
6
Views:
1,088
Long Nguyen
May 2, 2004
Spivak errata for Calculus on Manifolds
painch1207
,
Nov 13, 2003
Replies:
0
Views:
1,050
painch1207
Nov 13, 2003
F=mg
johnreed
,
Dec 28, 2011
Replies:
2
Views:
921
nycmathguy
Dec 27, 2021
Please Explain: How Is 5°F ***NOT*** Three Times Warmer Than 15°F????
Prisoner at War
,
Nov 12, 2006
...
5
6
7
Replies:
120
Views:
891
Reef Fish
Nov 19, 2006
multiplication table over Q?
Stratocaster
,
Oct 6, 2006
Replies:
4
Views:
877
Stratocaster
Oct 6, 2006
Simple principle in core error proof
James Harris
,
Oct 20, 2003
...
2
Replies:
20
Views:
865
Dik T. Winter
Oct 24, 2003
Advanced Polynomial Factorization: VERY much simplified
James Harris
,
Jul 10, 2003
...
2
3
Replies:
59
Views:
858
Gib Bogle
Jul 24, 2003
Position function ; my profs have no clue
Damon B.
,
Sep 4, 2003
...
2
3
4
Replies:
70
Views:
840
Oriel36
Sep 24, 2003
smallest positive integer
chuck
,
Sep 5, 2007
Replies:
11
Views:
840
Darrell
Sep 6, 2007
Does there exist a ring whose subring has a unity but the ring doesnot?
Sagar Kolte
,
Apr 16, 2005
...
2
Replies:
21
Views:
809
Brian M. Scott
Apr 19, 2005
Sub-groups of finite groups
Michael Stemper
,
Apr 22, 2010
...
2
Replies:
21
Views:
801
Paul Sperry
Apr 28, 2010
Defend algebraic integers, simple challenge
JSH
,
Oct 31, 2008
...
3
4
5
Replies:
81
Views:
795
hagman
Nov 10, 2008
Mega Foundation, change in plans
James Harris
,
Sep 9, 2003
...
2
3
Replies:
48
Views:
789
Roddy Young
Oct 9, 2003
Indefinite integrals - I'm stuck
boris
,
Mar 8, 2006
...
2
3
4
Replies:
63
Views:
779
fishfry
Apr 21, 2006
order of a product in a group
dan
,
Sep 25, 2010
Replies:
12
Views:
745
Arturo Magidin
Nov 16, 2010
n by m algorithm problem (take 2).
John Mullins
,
Oct 23, 2006
Replies:
9
Views:
737
fifthrapiers
Oct 25, 2006
a cute proposition
Mark-T
,
Mar 18, 2009
...
2
Replies:
29
Views:
706
Sue VanHattum
Mar 25, 2009
5x^3 + 11y^3 + 13z^3 = 0
cndc
,
Dec 16, 2005
Replies:
7
Views:
706
William Elliot
Dec 17, 2005
finding a rational number between a rational and irrational
actuarynrt
,
Aug 26, 2007
Replies:
5
Views:
703
Dana
Aug 26, 2007
Deep variable factoring method
JSH
,
Nov 20, 2008
...
2
Replies:
36
Views:
683
David C. Ullrich
Nov 27, 2008
show that sqrt{3} + sqrt{2} is algebraic
Stuck
,
Jul 16, 2003
...
2
Replies:
21
Views:
658
Dana
Jul 27, 2003
Seven Sided Star
William Elliot
,
Oct 10, 2006
...
2
3
Replies:
56
Views:
655
Mitch
Oct 25, 2006
Cambridge Math Prep (STEP)
junoexpress
,
Sep 11, 2011
Replies:
2
Views:
648
jftsang
Sep 20, 2011
Why are infinite series so difficult for students?
Proginoskes
,
Apr 20, 2006
...
2
3
Replies:
58
Views:
645
Herman Rubin
May 1, 2006
My paper passed peer review
James Harris
,
May 19, 2004
...
2
3
Replies:
58
Views:
644
William S
May 27, 2004
Maximally Consistent Set Theory
William Elliot
,
Dec 22, 2006
...
2
3
Replies:
49
Views:
636
Aatu Koskensilta
Dec 26, 2006
Pell's Equation and the factoring problem
JSH
,
Jan 25, 2009
...
2
3
Replies:
53
Views:
632
Lits O'Hate
Jan 30, 2009
Talk to a mathematician (Op-Ed)
James Harris
,
Sep 30, 2003
...
2
3
Replies:
45
Views:
632
James Harris
Oct 17, 2003
Complete theory for 2 variable Diophantine equations, paper nowavailable
JSH
,
Sep 13, 2008
...
2
3
Replies:
50
Views:
629
JSH
Sep 26, 2008
Primes, twin primes and simple result
jstevh
,
Aug 3, 2006
...
2
Replies:
27
Views:
622
Proginoskes
Aug 8, 2006
matrix exponential
Pierre-Yves Gaillard
,
Oct 18, 2009
...
2
Replies:
36
Views:
620
Pierre-Yves Gaillard
Oct 24, 2009
Core error argument objection refuted, short
James Harris
,
Oct 17, 2003
...
2
3
Replies:
45
Views:
616
Arturo Magidin
Oct 21, 2003
chaos <=> paradox. Prove me wrong. A challenge.
Lefty
,
Sep 22, 2004
...
2
3
4
Replies:
63
Views:
613
Lefty
Oct 8, 2004
Are calculators allowed on math subject GREs
khosaa
,
Feb 8, 2011
Replies:
2
Views:
613
Junoexpress
Feb 8, 2011
Vectors question 2
Cassandra Thompson
,
Dec 3, 2004
...
2
3
4
Replies:
63
Views:
610
Cassandra Thompson
Dec 7, 2004
Attacking my own math proof, fun
James Harris
,
Aug 4, 2003
...
2
Replies:
39
Views:
605
Phil Nicholson
Aug 13, 2003
calculus / pre-calculus faculty survey
ks2470
,
Nov 26, 2008
Replies:
1
Views:
604
[email protected]
Dec 9, 2008
Democratic voters will soon be rounded up
Gactimus
,
Jan 22, 2005
...
2
Replies:
34
Views:
603
[email protected]
Jan 24, 2005
Discrete Math HELP!!
jeremy.ambler
,
Oct 24, 2008
Replies:
11
Views:
602
Brian M. Scott
Nov 11, 2008
Symmetric Group
khosaa
,
Feb 28, 2011
Replies:
4
Views:
598
scaaahu
Mar 1, 2011
Toughest Age Question
divya bisht
,
Nov 7, 2011
Replies:
2
Views:
596
Country Boy
Dec 26, 2021
extension fields
lynda
,
Mar 16, 2007
Replies:
1
Views:
588
hagman
Mar 16, 2007
| fg | <= 1/2 ( f*f + g*g ) ???
sto
,
Feb 17, 2011
Replies:
6
Views:
579
sto
Feb 17, 2011
Showing threads 1 to 50 of 4,402
Thread Display Options
Sort threads by:
Last message time
Thread creation time
Title (alphabetical)
Number of replies
Number of views
First message likes
Order threads in:
Descending order
Ascending order
Loading...
Show Ignored Content
Page 1 of 89
1
←
2
3
4
5
6
→
89
Next >
Want to ask your own question?
It takes just 2 minutes to sign up (and it's free!). Just click the sign up button to choose a username and then you can get expert answers for your own question.
Sign Up Now!
Math Forums
Forums
>
Archives
>
Archives
>
Forums
Forums
Quick Links
Search Forums
Recent Posts
Members
Members
Quick Links
Notable Members
Current Visitors
Recent Activity
Menu
Register
Log In
Search
Search titles only
Posted by Member:
Separate names with a comma.
Newer Than:
Search this forum only
Display results as threads
Useful Searches
Recent Posts
More...