Maple Questions and Posts

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I have a matrix with values of interest from .04<4 and I want to round all the terms that are ~10^-10 and lower to zero.  Is there an easy way to do this?  fnormal only works for lists!

The following example shows some typical computations with Householder- or reflextion matrices. Why are the second and third variants only slightly better than the first one? Could we get a real speedup without rtable/NAG/BLAS/etc. tricks?

 

$ maple15
    |\^/|     Maple 15 (X86 64 LINUX)
._|\|   |/|_. Copyright (c) Maplesoft, a division of Waterloo Maple Inc. 2011
 \  MAPLE  /  All...

I'm writing a maplet and I would like to put in my MathMLViewer two equations. Each equation in different line. How can I do this using MathML[Export]() while setting the value of MathMLViewer ?


Okay a bit difficult to explain, hope you understand. In std. GUI Opening a Maple worksheet with document blocks that have autoexecute code, and are collapsed do not appear in the markers view if the worksheet is not allowed to autoexecute. Autoexecuting the worksheet will allow the document blocks to be visible for expanding.

As an intermediate result in a longer calculation I got the following equation:

a*(p-ps)+b*(p-ps-b*ys/a+E-ys) = 0

Isolating p, Maple delivers

isolate(a*(p-ps)+b*(p-ps-b*ys/a+E-ys) = 0,p)

 

Calculated manually,...

I'm working on a project that involves solving a large system of polynomial equations using 'solve', with some inequalities of the form "a<>b" or "a<>0". Initially, I was using Maple 9.5 with great success; the machine I was using was upgraded to Maple 11, and now 'solve' struggles with problems that were previously easy (<30 seconds).

Were there any major changes in 'solve' between these two versions? (No, according to the documentation; Yes, according to the source....

So I have something like this:

> with(student);
> with(plots);
> with(plottools);
> with(DEtools);

with the information in the page

http://aw.twi.tudelft.nl/~koekoek/askey/ch3/par28/par28.html

what should do?

i guess to use Hn directly and use sum(Hn*z^m/m!)

is it possible in Maple?

 

Solve the equation (x-2)(25-x^2)=1

Hi,

I have a third order system with nonconstant coefficients I would like to solve in Maple.  I have found a solution  but, I need a general solution.  I have attached the worksheet.  In the worksheet I have commented the system and the known solution.  AllCalculationsPertu.mw

Is there some way to construct the general solution from known solutions like a variation of parameters?

How to patch library maple functions locally if there any method?

Found that in

IntegralTransforms:-Tools:-SimplifyPower

in 195-196

instead of

j := evalf(j[-1][2]-1);
k := evalf(j[1][1]+1)

 

should be

j := evalf(t1[-1][2]-1);
k := evalf(t1[1][1]+1)

How to update maple?

if the tolerance can only accept gamma function, rational function

How to convert Kummer expression into other simple formula?

i have calculated a generating function, but the actual answer is much simpler than this

Gen := {p(z) = exp(-I*z/sqrt(c))*KummerM(-(-(1/2)*sqrt(c)*beta+(1/2*I)*beta*c+I*(-1/2+c)*x)/sqrt(c),
beta,
(2*I)*z/sqrt(c))*(-KummerU(-(1/2)*(-sqrt(c)*beta+I*beta*c-I*x+(2*I)*c*x)/sqrt(c),
beta, 0)*_C1+1)+exp(-I*z/sqrt(c))*KummerU(-(-(1/2...

Hi

Sorry for this noobish question but I have problems solving this 2-dimensional Integral:

int(x*y(x^2-y^2)/(3*(x^2+y^2)^3), [x = 0 .. 2, y = 0 .. 1])

Maple 14 does not solve it. Mathematica did solve it but I was hoping for Maples Integration tutor (great thing) to help me solve this on my own.

 

Thanks

Hi,

 

Im not sure if anyone can help but whenever I plot a graph maple freezes. It looks like the program just refuses to plot it and repeats the command until i get to past where the graph should be at which time it goes back to working fine.

 

Another way of describing the error is, whenever i...

rsolve({c*(n+beta)*P(n+1)/(-1+c)+(c*(x+beta)/(1-c)-x)*P(n)+n*P(n-1)/(-1+c)=0,P(0)=1}, P(n));
return rsolve({c*(n+beta)*P(n+1)/(-1+c)+(c*(x+beta)/(1-c)-x)*P(n)+n*P(n-1)/(-1+c)=0,P(0)=1}, P(n));

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