
Please post any and all homework or other textbookstyle problems in one of the Homework & Coursework Questions...

Feb2313 09:24 AM
micromass

1 
46,260 
I found this functional equation for the Riemann zeta function in Table of Higher Functions, 6th ed. by Jahnke, Emde,...

Mar2706 08:36 AM
benorin

2 
1,283 
cos(x/2)/2 is my derivative. and when I set it equal to 0, i try to solve for x.
so cos(x/2)/2=0
cos(x/2)=0/2 this...

Mar2706 03:58 AM
frenkie

14 
1,194 
I'm having trouble with this for some reason. If A:\mathcal{H}\to \mathcal{H} is a bounded operator between Hilbert...

Mar2706 02:07 AM
benorin

6 
1,541 
Let,s suppose we have the asymptotyc development of the integral:
\int_{x}^{\infty}F(t)=g(x)
where a,b,c,.....

Mar2506 10:26 AM
matt grime

3 
1,837 
Took a test in my Analysis class today. One question asked us to prove that the set of Irrational numbers was a Borel...

Mar2306 11:44 AM
AKG

3 
4,345 
** disclaimer  not homework ** =)
Is the following correct?
I have a simple series RL circuit with a square...

Mar2306 02:35 AM
Tide

3 
1,601 
Let be the integral:
\int_{a}^{x}dtF(t)/t (1)
Let,s suppose we can find a divergent asymptotic series for...

Mar2206 01:27 AM
ReyChiquito

1 
1,237 
Please anyone out there, I need your assistance. I am trying to follow the Lebesgue differentiation theorem in Riesz &...

Mar2106 05:25 PM
Castilla

16 
3,309 
Let,s suppose we have the integral:
\int_{\infty}^{\infty}dxF(x)
but unfortunately we have a problem..the...

Mar2106 11:36 AM
eljose

3 
1,206 
I was wondering if one of the approaches to proving the RH involves limits of mobius transformations of the zeta...

Mar2106 10:17 AM
shmoe

5 
1,195 
Hello it has been more than three months since i don,t post now here are my questions...:rolleyes: :rolleyes:...

Mar2106 05:56 AM
eljose

5 
1,887 
i need to mark statements below true or false and justify.
a) every nonempty finite set is compact.
since a finite...

Mar2006 09:53 PM
leon1127

5 
2,140 
In vector analysis, it is possible to express the \nabla operator in terms of a frame\{\mathbf{e}_1, \mathbf{e}_2,...

Mar2006 02:01 PM
kryptyk

0 
3,994 
For some reason I just have a problem with these types of integrals..if someone could show me how to do one it would...

Mar2006 07:10 AM
VietDao29

2 
975 
Is asymptote the visualization of limit?

Mar2006 06:28 AM
HallsofIvy

3 
1,157 
Say for example, to differentiate x/(x²+1) I would use to quotient rule. However, would it be legal to bring up the...

Mar1906 11:06 PM
leon1127

3 
4,927 
what is the proper method for finding the average of an integral? For example, the question I'm trying to answer is...

Mar1906 10:48 PM
Flatland

5 
1,907 
Can someone break down these theorems for me please because my book is horrible at explaining them. The examples the...

Mar1906 10:31 PM
mathwonk

30 
3,274 
I have a nonhomogeneous DE and wants to find the particular solution for Asin(x)sin(t)
Is there any tips in using...

Mar1906 07:42 PM
overseastar

4 
2,051 
I'm trying to understand something. Derrivatives are basically the same as differentials. The both apply to the...

Mar1906 06:36 PM
Hurkyl

4 
987 
Let,s suppose we have a functional J and we want to obtain its extremum to obtain certain Physical or Math properties:...

Mar1906 03:57 PM
eljose

0 
2,282 
Let,s suppose we have the next integral:
\int_{ci\infty}^{c+i\infty}dsF(s)e^{sx}
with c a real number..of...

Mar1906 08:41 AM
shmoe

4 
1,579 
I was wondering if it would be possible to find the average value of a function with the only condition that x is...

Mar1806 01:24 PM
hypermonkey2

9 
3,781 
I'm glad to see that the physics forum website is back online.
Suppose you have a function with double poles...

Mar1806 10:52 AM
Edwin

8 
2,363 
Newton's second law is insufficient to describe the motion of a particle. In addition, it requires a value for F,...

Mar1606 08:16 PM
WARGREYMONKKTL

4 
1,727 
I have a force and need to find the potential, but I'm stuch at a point. Any ideas how to integrate this: ...

Mar1506 05:34 PM
samalkhaiat

7 
1,224 
Good Morning.
I am reading the first pages of the "Lessons of Functional Analysis" of Riesz and Nagy, because I...

Mar1406 08:06 AM
Castilla

0 
2,914 
Hey folks,
I'm currently studying sequences and the like in Calc 2, and I went to Wikipedia for another...

Mar1306 11:52 PM
Weather Freak

7 
2,432 
Today, I had the desire to construct a C^{\infty} approximation to a tent function. Specifically, for any positive...

Mar1306 11:39 PM
Hurkyl

5 
1,674 
HI
I AM A STDENT WHO REALLY EXCITED OF PHYSICS. ESPECIALLY A BOUT THE MATHS THAT APPLIED IN PHYSICS.
SOMEBODY SAYS...

Mar1306 07:51 AM
WARGREYMONKKTL

14 
1,548 
let me start by saying that I'll be asking a lot of questions here soon as I'm preparing for a Calc BC AP test and I'm...

Mar1306 06:59 AM
VietDao29

5 
4,508 
Is the integral (in the interval x=0, x=1) of 1/ (x^x) dx = 1+(1/(2^2)) + (1/ 3^3))+(1/(4^4) ).... ?
If it is, how...

Mar1106 07:08 PM
DeadWolfe

1 
984 
Does someone has read Royden's Real Analysis?
If so, please tell me if he teachs Lebesgue integration by way of...

Mar1006 08:31 AM
Castilla

2 
2,024 
Given \zeta (s) = \sum_{k=1}^{\infty} k^{s} which converges in the halfplane \Re (s) >1, the usual analytic...

Mar1006 03:35 AM
benorin

3 
2,544 
I'm working on understanding the following relation which was referenced in the Number Theory Forum some time ago:
...

Mar806 08:54 PM
saltydog

22 
2,727 
hi:
I am faced with an integration problem and cant seem to get even Maple/Mathematica to solve it. Would really...

Mar806 05:16 PM
topsquark

1 
979 
\int \frac{dx}{\sqrt{1/x + C}} where C is a constant. Any ideas?

Mar806 12:55 PM
misskitty

18 
2,237 
Hi,
I am new here, but apparently there are some decent mathematicians around, so I would like to confront you with a...

Mar706 12:52 PM
Hendrik

9 
2,253 
I'm trying to understand how to interpret multidemensional limits. For example, suppose you have the following:
...

Mar606 06:56 AM
HallsofIvy

2 
3,086 
Okay, these might be better off in two separate threads but...they are somewhat related I suppse.
Anyway, I would...

Mar506 01:25 AM
Tide

5 
2,121 