MaplePrimes Questions

Would really appreciate the help in doing this question!

Pi= infinity Σ n=0 ((120n^2+An+B)/(16^n(512n^4+1024n^3+712n^2+194n+15))) for some positive integers A,B.

Hint: Set A=0 to find B, then find A.

I'm so clueless as to how to do this. THANK YOU!

Good morning sir.

 

I request your kind support to the above cited question.

 

 

With thanks & Regards

 

M.Anand

Assistant Professor in Mathematics

SR International Institute of Technology,

Hyderabad, Andhra Pradesh, INDIA.

With Statistics, how can I get/compute the Studentized Range distribution, commonly called the q distribution, which is used in Tukey's post-hoc Honestly Significant Difference (HSD) test (Wikipedia link)? Does this distribution exist in Statistics with a different name? Can I calculate it as some combination of distributions that do exist in Statistics? I know that it is closely related to Student's t distribution.

Is it possible to change the order of which polygons are plot? I searched a lot on the internet but I don't find a useful answer. It seems to be logical that they are plot in the order they are given to the command "display", but it don't seem to work.

I try to plot different polygons, like you can see in the images below:

The red planes should form a pyramid but the black ground plane is front of it, so it should be plotted before the four red planed (polygons) are plotted.

In the code, the black plane (pp6) comes before the red planes (pp7->pp10) as input of the display command. If I change the order, nothing changes in the plot.

Is it possible to tell Maple that some polygons should be on the foreground and some on the background?

 Here is a link to the file if necessary: translatie_stn.mw

Thanks in advance!

I am just getting started with Maple and would like to know the following:

When I input an equation, for example (3.4)^2x+3 = 8.5, right click and select “solve for x”, the software gives me a value x=0.6256295444, although this is the final answer I require I also want to see how we arrived at that answer, I bought the software to use as a learning tool so I really need to be guided through the whole process.

Hope you can help.

I was trying to create a array or table with the following columns

1. angle in radians,

2. angle in grades

3. sinus (x)

4. cosinus (x)

5. tangent(x)

 

for x= 0, pi/12, 2pi/12.. 2pi.

I was trying to use seq()

 

seq([(1*Pi/12*j),sin(1*Pi/12*j)], j=0..24);

 

but I cannot get something nicely "arranged" (like in a table or matrix) to export to latex.

 

could somebody give me a help..please?

 

thanks in advance,

 

Jean

 

Hi -

I'm trying to use Maple to integrate an ODE numerically, but to output the integration steps as I go (in an array, or similar). None of the dsolve/numeric output parameters appear to offer this (ie

x=0.00 f = whatever,

x = 0.05 f = whatever2,

x = 0.10 f = whatever3)

Is there a standard feature in Maple that I'm missing, or would I have to force the output from the dsolve procedure in some way, please?

Hello hello... 

Is there a way i can double underline and math answer i Maple 17 ? 

Like when you write 2+2=4 and you want to double underline 4 ??

Many thanx in advance 

Allan

i have a piecewise like " g "

g := piecewise(0 <= t and t <= 0.2e-1, 122.63, 0.2e-1 < t and t < .287, 0, .287 <= t and t <= .307, 122.63, .307 < t and t < .335, 0); plot(g, t = 0 .. .335)

this function is semi periodic just for 10 times consecutive . i want to define it

example     k=[g g g g g g g g g g  g ] or somthing like that.

 

1.mw 

 

i want to plot fft form of final piecewise function

and then filter it . and plot them.

Hi there..

I have a question on how to do a pointplot.

 

before plotting, I need to know the value of lambda[j] and  all the values of lambda already have.

so now I need to plot a graph with the values of lambda with different range and different colour,

 

Let say I have


> for j from 17 to 32 do k[j] := j+1;

x[j] := add(P[j, 1], j = j-1 .. j+2);

X[j] := add(P[j, 1]^2, j = j-1 .. j+2);

y[j] := add(P[j, 2], j = j-1 .. j+2);

Y[j] := add(P[j, 2]^2, j = j-1 .. j+2);

xy[j] := add(P[j, 1]*P[j, 2], j = j-1 .. j+2);

cx[j] := evalf(x[j]/k[j]);

cy[j] := evalf(y[j]/k[j]);

c11[j] := evalf(X[j]/k[j]-cx[j]^2);

c22[j] := evalf(Y[j]/k[j]-cy[j]^2);

c12[j] := evalf(xy[j]/k[j]-cx[j]*cy[j]);

C[j] := evalf(Matrix(2, 2, [[c11[j], c12[j]], [c12[j], c22[j]]]));

E[j] := simplify(fnormal(LinearAlgebra[Eigenvalues](C[j])));

if E[j][1] > E[j][2] then lambda[j] := E[j][2]/(E[j][1]+E[j][2]) else lambda[j] := E[j][1]/(E[j][1]+E[j][2])  end if;

lambda[j];

 end do;

the range of lambda [j] are as follows:

 0.02< lambda [j]<0.06

 0.06< lambda [j]<0.12

 0.12< lambda [j]<0.18

 

for i from 17 to 32, do if   0.02< lambda [j]<0.06 then green[i]:=P[i,j]; j:=i+1 elif

 0.06< lambda [j]<0.12 then red[i]:=P[i,j];j:=i+1 ; elif 0.12< lambda [j]<0.18 then blue[i]:=P[i,j];j:=i+1 end if;end do

how to do a point plot with the above situation so that in my plotting all the information are on the same graph.

 

All help is greatly appreciated.

Thanks

 

 

 

Hello.
I'm new to Maple, so my question could appear idiotic. But, anyway. :-)

I want to understand the restrictions of code generation in Maple.
What functions could I convert to code?
Only listed in "Translation of Functions" block in this link?
http://www.maplesoft.com/support/help/MapleSim/view.aspx?path=CodeGeneration/General/TranslationDetails

For example, I've found this post - http://www.mapleprimes.com/posts/36616-Dynamic-Programming-In-Maple 

Could functions "Maximize" and "diff" be converted to Java, VB or something or not? If yes, how?

Thanks anyway. :-)

Maple syntax for solving for t:

solve(14.2857*exp(-t)-0.0045exp(-1.0175*t)-14.2857*exp(-(t-5))-0.0045exp(-1.0175*(t-5))+7.368=0, t);

Note: Equation was obtained from chemical engineering process control problem. This is the case for t > 5. For t < 5, we have:

solve(-0.2457+14.2857*exp(-t)-0.0045exp(-1.0175*t)+7.368=0, t);

I have tried multiple times for both cases, but Maple still runs forever. How can I solve this issue?

Im trying to plot the different values of shanks as points in this ] loop.

pp:=0.0:sumn:=0:sumnm1:=0:sumnp1:=0:

for i from 1 to 60 do

if(n>2) then sumnm1:=sumn fi;

if (n>1) then sumn:=sumnp1 fi; p:=1/evalf(2*beta*BesselJ(2,zeros[i])+epsilon*zeros[i]*BesselJ(0,zeros[i])+zeros[i]*BesselJ(1,zeros[i])); pp:=pp+p;

sumnp1:=pp;

if (n>2) then shanks:=(sumnp1*sumnm1-sumn*sumn)/(sumnp1-2*sumn+sumnm1) fi;

shanks;

od;

sumnp1: -2*sumn+sumnm1:

I have tried plotting it but it only plots the last value. 

Many thanks James

I recently installed Maple 17 from my university and greek letters do not work. For instance if I type alpha or any other greek letter, Maple just outputs a capital A in a box. I still have Maple 15 installed and it works on there and all the preferences seem the same.

Thanks


The purpose is to display the projection of a 3D plane, defined by the points of P. "res" contains the points projected on a 2D plane and all variables beginning with "vlak" contain the points from res that should be connected to form a plane. The command polygonplot connects the points. Every time, it gives the error message "Error, (in plots:-polygonplot) points are not in the correct format". When I copy the code to a place outside the procedure, I discovered some variables are not defined.

restart:with(linalg):with(LinearAlgebra):with(VectorCalculus):with(plots): eerste:=proc(V,N,P) local M,M1,M2,I4,NT; NT:=Transpose(N); M1:=V.NT; I4:=IdentityMatrix(4); M2:=(N.V).I4; M:=M1-M2; M.P; end proc: tweede:=proc(OS,r,s,P1) local VC,K: K:=Matrix(4,3,[r,s,OS]); VC:=(MatrixInverse(Transpose(K).K)).Transpose(K); VC.P1; end proc: project:=proc(P,V,N,OS,r,s) local P1,P2,i,j,n: P1:=eerste(V,N,P); P2:=tweede(OS,r,s,P1); n:=ColumnDimension(P2); for i from 1 to n do for j from 1 to 2 do P2[j,i]:=P2[j,i]/P2[3,i]; end do: end do: DeleteRow(P2,3); end proc: P:=Matrix([[ 0 , 10 , 10 , 0 , 0 , 10 , 10 , 0 , 5 ], [ 0 , 0 , 10 , 10 , 0 , 0 , 10 , 10 , 5 ], [ 0 , 0 , 0 , 0 , 30 , 30 , 30 , 30 , 40 ], [ 1 , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 1 ]]): V:=Vector([60,60,50,1]); N:=Vector([1,0,0,0]); OS:=Vector([10,10,0,1]); r:=Vector([0,1,0,0]); s:=Vector([0,0,1,0]); Vector[column](%id = 18446744073889448174) Vector[column](%id = 18446744073889448414) Vector[column](%id = 18446744073889448534) Vector[column](%id = 18446744073889448654) Vector[column](%id = 18446744073889448774) translatie:=t->Matrix([[ 1 , 0 , 0 , 1*t ], [ 0 , 1 , 0 , 1*t ], [ 0 , 0 , 1 , 0 ], [ 0 , 0 , 0 , 1 ]]); [1 0 0 VectorCalculus:-*(1, t)] [ ] [0 1 0 VectorCalculus:-*(1, t)] t -> [ ] [0 0 1 0 ] [ ] [0 0 0 1 ] f:=proc(t) local volgende,res,vlak_onder,vlak_links,vlak_voor,vlak_rechts,vlak_boven,vlak_achter,vlak1,vlak2,vlak3,vlak4,pp1,pp2,pp3,pp4,pp5,pp6,pp7,pp8,pp9,pp10: volgende:=MatrixMatrixMultiply(translatie(t),P): res:=project(volgende,V,N,OS,r,s): vlak_onder :=Transpose(Matrix([Column(res,1),Column(res,2),Column(res,3),Column(res,4)])): vlak_links :=Transpose(Matrix([Column(res,1),Column(res,2),Column(res,6),Column(res,5)])): vlak_voor :=Transpose(Matrix([Column(res,2),Column(res,3),Column(res,7),Column(res,6)])): vlak_rechts:=Transpose(Matrix([Column(res,3),Column(res,4),Column(res,8),Column(res,7)])): vlak_achter:=Transpose(Matrix([Column(res,1),Column(res,4),Column(res,8),Column(res,5)])): vlak_boven :=Transpose(Matrix([Column(res,5),Column(res,6),Column(res,7),Column(res,8)])): vlak1:=Transpose(Matrix([Column(res,8),Column(res,7),Column(res,9)])): vlak2:=Transpose(Matrix([Column(res,8),Column(res,7),Column(res,9)])); vlak3:=Transpose(Matrix([Column(res,8),Column(res,5),Column(res,9)])); vlak4:=Transpose(Matrix([Column(res,5),Column(res,6),Column(res,9)])); pp1:=polygonplot(vlak_onder): pp2:=polygonplot(vlak_links): pp3:=polygonplot(vlak_voor): pp4:=polygonplot(vlak_rechts): pp5:=polygonplot(vlak_achter): pp6:=polygonplot(vlak_boven); pp7:=polygonplot(vlak1); pp8:=polygonplot(vlak2); pp9:=polygonplot(vlak3); pp10:=polygonplot(vlak4); {pp1,pp2,pp3,pp4,pp5,pp6,pp7,pp8,pp9,pp10}: end proc: display(f(0),scaling=constrained); Error, (in plots:-polygonplot) points are not in the correct format

Above, you can see the code. When only pp1->pp7 is displayed, and pp8->pp10 is placed between commenting marks, it works fine. Otherwise it doesn't work, it looks like Maple does not define the variables pp8->pp10. I don't understand because there is no difference between pp7 and pp8.

Thanks in advance

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