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Channel: MaplePrimes - Questions and Posts tagged with solve
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How to iterate ' solve '?

How do I iterate starting from a given value. For example, I want to iterate a function F(x) evalf(solve(F(x)=-38)) so that the next value that F(x) uses is the solution to the previous?

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How to solve double summation

How do I solve this? Can anone help?Here x and y both are variables.

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error with rule solve or fsolve

hi.i am a problem with rule solve or fsolve in maple....please see attached file and say your commentsthanksequ.mw

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different result for solve

Why am I getting different results in these two cases ? 

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extract range from solution

Is there any simple way to extract the feasible range for the variables from solve result ?For example, when I do solve({x-y = 10, x+y < 100}) I get {x = y + 10, y < 45}From here, I need...

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Problem with characteristic equation

Hi fellow Maple users,I'm trying to solve an eigenvalue problem of Ax=wx, where A is a 6 by 6 Hermitian matrix with two parameters x and y. I want to solve it for w and then plot3d it with x and y as...

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solveing 4 set equations

hi guys, i have a complicated 4 set equations and i want to solve it,one way is to find a solution for an equation and check it manually in other equations but i am looking for better methodeqq.mw thanks

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Solving numerically a system of non-linear equations

Hi, I'm trying to solve without success numerically the following system of 15 nonlinear equations. Could anyone help, please? Thanks > > > > > > > > > > > > >...

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Numerical Solving of System

Hi dear friends Is there an interactive package management utility or a way for solving following problem?for m>=4 It dosent work!restart:Digits :=30: m := 3: g :=0.3: nu := 0.2: a := 1:w :=...

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Error message in this code

HI there,I m getting an error message . Could someone help me v1 := int(cos(tau)*g(tau), tau = t0 .. t); int(cos(tau) g(tau), tau = t0 .. t)v2 := int(-sin(tau)*g(tau), tau = t0 .. t); int(-sin(tau)...

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Error in pdsolve

Hi everyone.I have been experiencing a problem trying to solve a coupled system of 3 differencial equationsMy problem is that a got a message back as I try to solve the system:"Error, (in...

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How to solve this equation? Help!

HelloI want to solve this equation in Maple, but I can't - please help me. 60=18+69*e(-0,0491t) Thanks.

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How is this nonstandard equation solved?

Here is a serious achievement of the Roots command:Student[Calculus1]:-Roots(2^x+3^x+6^x-x^2);                              [-1]plot(2^x+3^x+6^x-x^2, x = -6 .. 2, gridlines = false);Download...

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How to solve this BVP problem?

Hi everyone,I'm kinda new here, and I really hope you guys can help me through this.I'm doing a term project and I need to solve this differential equation. I tried to make it work, but since I'm new...

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Polynomial intersection error

Hi, I'm new to Maple and have been trying to solve the below curve intersection. But the answer I am getting from Maple is incorrect and does not tally with the plot when drawn on excel, am I doing...

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Solving system of equations

Hello everybodyIn the attached file, I tried to solve the system of equations and obtain the parametric solution for my unknowns that are A1, A2, A3, A4, A5, A6, A7 and A8. I have 8 equations and 8...

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Defining and plotting this function

HelloI have this function: f(x)=80x-2x2I want to plot it (and ofcourse define it) I then need to find A'(x)= 0 which has to give 20, but my maple wont do that. Help me thanks.

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How to solve system?

Hi all,I have this system> system2hD := 0 = -d[1, 2], 0 = -d[2, 1], 0 = -delta*d[1, 2], 0 = -d[1, 1]-delta*d[1, 1], 0 = -delta*d[1, 1]-d[2, 2];> solve({system2hD, delta <> 0, delta <>...

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Problem with system of equations

HiAnyone could help me in solving the following system of equations to get constants C1, C2, C3 and C4. MALPE give me this "soution may have been lost".  The MAPLE sheet is also attached. >...

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Solve command returning incorrect values

I am attempting to solve a system of second order ODEs. I place conditions on the solutions and use the solve command to figure the correct constants for the general solutions of the ODEs; however, the...

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