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Questions tagged [maple]

Programming questions related to the computer algebra system Maple.

Maple is an interactive engineering and scientific programming environment, as well as a high level programming language, from Maplesoft, Inc. It is also the computational engine behind MapleSim.

The following links can be useful:

636 questions
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factor equation with several variables

I have this code : factor(sqrt((diff(theta, x1))^2+(diff(theta, y1))^2+(diff(theta, z1))^2)); The two equations are identicals but maple doesn't see it(the difference give me an awful equation ...). Is there a way for maple to be able de…
Kafka
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Extract complete argument and function name(s) from the Expression, (standard mathematical functions only) MAPLE

For expressions like a1 := sin(1+a/b); a2 := log(1+ a*b); a3 := abs(a^2+b); how can I get expressions of respective functions. For example someCommand(a1) # should get an output 1+a/b someCommand(a2) # should get an output 1+a*b someCommand(a3) …
Rohithsai Sai
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Angle between two lines in Maple

I am trying to find the angle between two lines in Maple, but I keep getting this error. `restart: with(Student[MultivariateCalculus]): a:=Line([0,0],[0,2]); a := << Line 1 >> b:=Line([0,0],[2,0]); b := << Line…
Jerry
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Angles between two lines in maple

It is probably really simple, but I have checked everywhere and it still doesn't work for me. How do you fine the angle between two lines. Lets say we have two line: with(LinearAlgebra): x:=Line([0,0],[2,0]): y:=Line([2,0],[2,2]): How do I find the…
Jerry
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Extract Data points of a contourplot in Maple17

I am working with Maple (17). I am quite new at it and I need to learn or get to know how extract the raw data or data points from a contourplot (2d plot) to a text file or whatever, but just get the data and later plot in other software.
Andres
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How to use maple to simplify trig expressions involving arccos and cos?

I'm having trouble convincing maple to simplify a complicated trig expression. It appears the bottleneck is that I don't know how to tell maple that it's OK to simplify expressions like: arccos(cos(x)) into x Instead, if I…
Alec Jacobson
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Change some entries of a matrix in maple

I have a zero matrix in Maple and I need to replace some of its entries with some non zero elements. How do I do that? I also want to find the inverse of the new matrix after replacement.
Irene
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What does [int.,int] means in Maple?

I have a code that works as non linear system equation solver. I have so much trouble with a command that goes like this: newt[0]:=[-2.,20]: I don't know what does that dot works there! I thought it may be for showing that it is -2.0, but there is…
MrSinaRJ
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Maple - Solving an ODE with initial values

I'm trying to solve a simple ODE with initial values using Maple (to check my answer). Here's what I'm doing: However, this is giving me an unexpected result (it's not evaluating the integral, which should be indefinite). What's happening here?
Tetramputechture
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How can i calculate such integral in maple?

Beloew Hyperlink shows Orthogonal Functions. I used different commands in maple but i can't apply these Integral expressions in Maple. How can i integrate such conditional Integrals ??? (For Example the Integral with red box around it) Orthogonal…
reza5872000
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Solving a system of equations on Maple

solve({4*a = 443*a1/(3.14)+a0, 7*a = 20*a1/(3.14)+a0, 105*a = 543*a1/(3.14)+a0}, {a, a1.a0}); Could someone tell me why MAPLE doens't compute this solution? It doesn't give anything. Thank you.
MelMed
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Maple - Integration returns undefined for very simple and possible integrations

This is a question about maple producing undefined errors. The code below should give the result 0 but instead maple chooses to label it "undefined". (nj*(nj-1))*(int(N^(ni+nj-2),N=-1..1)); ni:=0; nj:=0; Since nj=0 you can see quite clearly that…
Emily Finnerty
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what is the Maple translation for this Matlab code?

uu = polyval(polyfit(x,u,N),xx); % interpolate grid data The code above is written in Matlab. How to write this statement in Maple?
user1846458
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How to show two plots in one figure with legends and symbols in maple, like the figure below?

enter image description here two plots in one figure with legends and symbols in maple
Yas
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How to enumerate permutations in maple without the inbuilt function

I want to write maple code without using the permute function maple such that I that can get each permutation at a time and as I do not want to store all the permutations in a list as it would require too much memory space when n is larger. So I…
sriram
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