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topsquark
Apr 15, 2014
Replies
0
Views
9K
Apr 15, 2014
topsquark
G
Fibonacci inequality
greg1313
Oct 27, 2019
Replies
2
Views
149
Oct 29, 2019
topsquark
G
Arithmetic challenge involving percents
greg1313
Jul 11, 2019
Replies
2
Views
791
Jul 14, 2019
ChipB
G
Which radical expression is larger?
greg1313
Apr 24, 2019
2
Replies
13
Views
1K
Apr 27, 2019
greg1313
G
Which log expression is larger?
greg1313
Apr 7, 2019
Replies
3
Views
928
Apr 7, 2019
topsquark
G
Limit -- Variation on a problem
greg1313
Mar 24, 2019
Replies
4
Views
3K
Mar 27, 2019
Idea
P
An inequality
Plato
Feb 21, 2019
Replies
2
Views
3K
Feb 21, 2019
Idea
G
Estimate the sum to the nearest whole number
greg1313
Feb 3, 2019
Replies
3
Views
468
Feb 3, 2019
Debsta
G
minimum integer solution for an inequality
greg1313
Jan 29, 2019
Replies
6
Views
459
Jan 31, 2019
greg1313
B
Create an Equation
Buffalo
Nov 23, 2018
Replies
0
Views
4K
Nov 23, 2018
Buffalo
G
Integer solutions?
greg1313
Oct 10, 2018
Replies
2
Views
4K
Oct 13, 2018
greg1313
G
Limit
greg1313
Oct 10, 2018
Replies
3
Views
4K
Oct 12, 2018
SlipEternal
G
Solve for integer values of x. - - - (A^B = 1 form of equation)
greg1313
Aug 7, 2018
Replies
1
Views
895
Aug 7, 2018
SlipEternal
G
Show 24 divides (2*7^n + 3*5^n - 5) for all positive integers n, but ...
greg1313
Aug 1, 2018
Replies
3
Views
901
Aug 1, 2018
MarkFL
G
Which side is larger?
greg1313
Apr 27, 2018
Replies
1
Views
4K
Apr 28, 2018
romsek
B
A matrix maths problem
bird
Apr 7, 2018
Replies
3
Views
4K
Apr 8, 2018
SlipEternal
G
What is the maximum possible product?
greg1313
Mar 24, 2018
Replies
6
Views
1K
Mar 25, 2018
SlipEternal
G
Which quantitiy is larger?
greg1313
Sep 25, 2017
Replies
8
Views
4K
Sep 27, 2017
greg1313
M
Binary series prediction
mohammad2232
Sep 19, 2017
Replies
5
Views
4K
Sep 22, 2017
mohammad2232
S
Probability of colored-balls-selection and expectation values
sjaffry
Sep 10, 2017
2
Replies
10
Views
765
Sep 11, 2017
SlipEternal
R
Need help with the following
Roksy95
Aug 31, 2017
Replies
2
Views
4K
Sep 1, 2017
HallsofIvy
G
Factor a^3 + b^3 + c^3 - 3abc
greg1313
Aug 8, 2017
Replies
2
Views
4K
Aug 9, 2017
SlipEternal
P
square root question.
Plato
Feb 7, 2017
Replies
6
Views
4K
Jun 30, 2017
SlipEternal
G
Simplify this infinite convergent sum.
greg1313
Jun 5, 2017
Replies
1
Views
701
Jun 5, 2017
SlipEternal
G
Divisibility by 6
greg1313
Apr 24, 2017
Replies
2
Views
4K
Apr 24, 2017
Archie
G
logarithmic equation
greg1313
Apr 10, 2017
Replies
2
Views
4K
Apr 10, 2017
Plato
G
Limit problem (I made it up and worked it out.)
greg1313
Jan 25, 2017
2
Replies
14
Views
1K
Jan 26, 2017
Plato
G
One equation, three unknowns
greg1313
Dec 23, 2016
Replies
5
Views
1K
Dec 24, 2016
greg1313
S
Hard probability problem
SHAQ1
Dec 7, 2016
Replies
3
Views
901
Dec 8, 2016
SHAQ1
P
A Lateral Maths Puzzle
PaulSloane
Oct 9, 2016
Replies
2
Views
738
Dec 4, 2016
DenisB
Challenge problem #7 [GLaw]
GLaw
Jul 15, 2016
Replies
3
Views
1K
Nov 26, 2016
GLaw
H
contour integration
hanish
Oct 9, 2016
Replies
4
Views
4K
Oct 9, 2016
hanish
H
uniformly continuous
hanish
Oct 8, 2016
Replies
4
Views
710
Oct 9, 2016
hanish
D
Help with Geometry math challange
dmom
Oct 6, 2016
Replies
2
Views
675
Oct 6, 2016
ChipB
D
Pairwise challenge
DenisB
Oct 1, 2016
Replies
0
Views
620
Oct 1, 2016
DenisB
P
Complex Numbers puzzle
PH9
May 16, 2016
Replies
5
Views
1K
May 25, 2016
Debsta
Challenge problem #6 [GLaw]
GLaw
Apr 30, 2016
Replies
3
Views
905
May 6, 2016
GLaw
GLaw’s challenge problems
GLaw
Aug 23, 2015
2
3
Replies
21
Views
3K
Feb 8, 2016
DenisB
M
integral problem
matmman
Nov 15, 2015
Replies
1
Views
875
Nov 15, 2015
HallsofIvy
J
Can the grid be filled?
JWS
Feb 27, 2015
Replies
2
Views
1K
Aug 26, 2015
JWS
N
urgent
nouredinne
Jun 17, 2015
Replies
8
Views
1K
Aug 21, 2015
skeeter
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Need help proving sequence is cauchy sequence and hence convergent.
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