Tagged Questions

For questions involving the application of the program Maple to mathematics. NOTE: questions which focus primarily on the program Maple and not on its applications to mathematics are not appropriate for this site.

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Problem with initial conditions in Maple

I am new to Maple, trying to see how do I add initial conditions to a system of differential equations. Here is an example problem, which has some error in it. What is wrong? This appears on the ...
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how to find coefficient c1, c2, c3, c4 of a polynomials of degree 4 from resolvent

if not starting from standard resolvent of each degree and use (y-x1...)(y-x2...)(y-x3...) and group theory how to find corresponding c1, c2, c3, c4 of polynomial x^4+c4*x^3+c3*x^2+c2*x+c1 which c1, ...
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Assign variables in Maple

I have an equation $$y = 2 x+400$$ Can I with Maple multiply the slope ($\alpha=2$) with a factor $k$ without affecting the intersection ($\beta = 400$)? Can I eventually let Maple assign $\alpha$...
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The derivative of piecewise-defined function gives undefined in knot point

I have defined a (rather simple) piecewise-defined function in Maple. But when I am finding the derivative to the piecewise-defined function, it suddenly sets the 'knot point' as undefined even ...
96 views

Draw multiple plots in same plot with Maple

I have a procedure in Maple ...
157 views

Plotting Intersecting 3D Regions in Maple

I am brand spanking new to Maple (just downloaded tonight) and I'm also taking a course in multivariable Calculus. One of the reasons I downloaded Maple was because I'm having an extremely difficult ...
68 views

Maple not able to calculate Bernstein polynomial

Hope you can help me on this one. Please look at this simple Maple code: Obviously $B(1)=g(1)=4 \neq 0$. Why is Maple not able to compute this right? Am I doing something wrong? Kind regards PS: ...
136 views

PDE: solving Fokker-Planck equation with initial and boundary condition

Here is the problem. We have the following simple PDE: \frac{\partial p(x,t)}{\partial t}= - a\frac{\partial p(x,t)}{\partial x} + \frac{D}{2} \frac{ \partial^2 p(x,t) }{\partial x^2},...
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Spacecurve of intersection between surfaces

Problem The spacecurve of intersection between the surfaces $opp$ & $\alpha$ (above z=3) has to be found, i.e. the intersection of the blue and green surface, above the red pane (z=3). Plots ...
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In Maple, how can I partially factor a lengthy symbolic expression (23 terms in 6 variables)?

I need to show that the following expression, $$a^3b-a^3c+a^3z+a^3x+a^3y-a^2bx+a^2by+a^2cx-a^2cy-a^2zx+a^2zy-a^2x^2+a^2y^2-abcz-abcx-aczx-acx^2+b^2c^2+2bc^2x+c^2x^2-b^2c-2bcx-cx^2,$$ is positive ...
47 views

Function in Maple giving weird plots

In Maple I have defined a function If I plot within $Q \in [0,100]$ I get but I get the exact same plot with other boundaries and if I use $Q \in [0, 10^{-10}]$ I get How can this happen? ...
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Riemann Tensor in Particular Frame

I'm trying to reproduce a calculation which requires computing the Riemann tensor in a particular frame specified by some vierbein $e_a$. I have a complete expression for the spacetime metric in some ...
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I would like to solve this system $$\left\{ \begin{array}{lll} u_t+b_1 u_x=(r+l_1)u-l_1v,\\ v_t+b_2 v_x=(r+l_2)v-l_2u,\\ \end{array} \right.$$ First , I would like to ...
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Problem with integrating to find volume

I want to calculate the volume of the hyperboloid between the two planes: $hyp:{x}^{2}+1/4\,{y}^{2}-{z}^{2}=5$ $plane1:=z+x/2+3=0$ $plane2:=z+x/2-3=0$ Because of symmetry, I confine my bounds to ...
46 views

How do I display this quadric (in $\mathbb{R}^3$) in maple?

$x^2+y^2+z^2+2xy+2xz+2yz-x-y-z=6$ I'm struggling to draw a quadric in maple. I've tried the plot and plot3d functions, but it didn't work.
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how to get maple to do linear algebra in Z_2 (integers modulo 2)

how to get maple to do linear algebra in Z_2 (integers modulo 2) I don't want it to solve and then reduce mod 2 I want it to work over Z_2 so basis([ [1,1,1], [1,-1,1 ]) = [1,1,1] If this is ...
47 views

Maple Help format output collect terms with same coefficients and multiple variables

I realize this may have been asked before, however I have no idea what to search for specifically, since the topic is so generic it returns so many results that I cannot find what I am looking for. ...
38 views

How to create lattice diagrame in maple 14?

I am studying lattice diagrame of subgroups of groups and I have already posted one query over here. Now my present query is: I am using MAPLE 14. Can anyone suggest me how to create lattice ...
79 views

A problem with Maple Polynomial Curve Fitting

I've been encountering a problem while trying to use the method of least squares to fit a quadratic polynomial. Below is the question 1) Use the method of least squares to fit a quadratic polynomial (...
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How to compute sum with non consecutive indices in Maple?

Suppose we need to compute the sum in Maple, $\sum_{i = 0}^{10} 2^i$, We can use the command, sum(2^i, i = 0 .. 10) Now, what if the indices are not ...
77 views

Parametric curves in maple

I know how to plot a parametric curve in Maple (18), but is it also possible to 'define' the parametric equation? I.e. I have to find the intersection of: f:= t-> sin(t); g:= t -> 0.5*sin(2*t); and y ...
46 views

Maple, simplyfing ODEs questions

I'm a novice using Maple 16. I'm using it mostly to check my DE homework solutions. And it happens a lot that I get stuff like in the picture. I mean (if I'm not missing anything important) that ...