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what does _Z and Z_^2 mean?
I'm solving this equation:eq3 := 2*lambda*(q[1]+p[1]*exp(t))*(q[2]+p[2])^2*p[1]*exp(t) = s[1]eq4 := 2*lambda*(q[1]+p[1])^2*(q[2]+p[2]*exp(u))*p[2]*exp(u) = s[2]solve({eq3, eq4}, {t, u})This is what I...
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Maple not giving the correct result when solving equation.
Hi everyone, i'm working on a project and i'm having a problem as such:I got t1 already (t1=26,88) by solving s(t)=0 and when I try to calculate s(t) with t=t1, i type s(t1) Maple give me 1.10^(-6) as...
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How do I solve a system of non-linear equations (some of which are homogenous...
Dear Maple community,I was wondering whether you could help me with the following problem: Consider the non-linear system of 4 equations in 4 unknowns: {y[2,1], y[2,2], y[4,1], y[4,2]}, see MapleQ.mw....
View ArticleHow do i find a relations between two expressions?
hello dear fellows maple users,I need help to find a relation between multiples expressions (A,B..etc) and one term (R). (otherwise, I want to write those expressions in terms of R). #A is given by...
View ArticleWhy this "Error, invalid input: subs received 1, which is not valid for its...
I would like to show : in a quadrilateral circumscribed to an ellipse, the line passing through the middle of the diagonals passes through the centre of the ellipse. My code is :restart;...
View Articlesolving a system of trigonometric equations
Hey guys I need help solving the following system of trigonometric equations invEqs := [a[3]*cos(theta[1] + theta[2] + theta[3]) + a[2]*cos(theta[1] + theta[2]) + a[1]*cos(theta[1]) = px,...
View Articlewhat solver PDEtools:-Solve uses by default
I noticed PDEtools:-Solve hangs sometimes on some input where solve does not. When I change the solver for PDEtools:-Solve to use solve, it did not hang.This means PDEtools:-Solve default solver is...
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on output format from solve with exponential
Why Maple likes to extract exp() outside the sqrt when its argument has minus sign vs. not? Compare the following restart; eq2 := ln(2*u^2 + u - 1) = -c - 2*ln(x); sol:=[solve(eq2,u)]:...
View ArticleHow do I setup solve to find only the real and imaginary part of Zeta to be...
restart: with(plots): kernelopts(version); How do I setup solve to find only the real and imaginary part of Zeta to be both positive and the real part of Zeta to be the smallest positive value? For...
View ArticleWhy can neither solve nor SolveEquations find a correct inellipse?
In this worksheet the solve command almost immediately gives up and DirectSearch[SolveEquations] is erratic.For some triangle/inellipse points of tangency the latter provides a nonsense answer and for...
View ArticleSolve with assuming fails to incorporates the assumptions: how to force maple...
Dear Fellows, greetingsI am solving a system of equations under some assumptions and those assupmtions are a must to impose. However maple fails to apply those while solving the equations. For example...
View Articlestrongly nonlinear algebraic equations
Hello;I want to solve the following system.the result is not what I need.with(linalg):f1:=b*R + b*S - d*S - bcd*I1*S - bcd*I2*S - (e*g*S)/K - (g*I1*S)/K - ( g*I2*S)/K - (g*R*S)/K - (g*S^2)/K=0;f2:=-d*e...
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solution of ist order ode
Hi, Can one have look at my attached picture of the problem then solve in maple to get the required results mentioned in the picture.help.mw
View Articlehow do i can solve a trigonometric equation which is restricted arguments?
hello dear friendsi want to solve an equation about adding three cosine term which are constrained:cos(2 pi(x+y-2z))+cos(2 pi(y+z-2x))+cos(2 pi(z+x-2y))=0Â with constraint...
View Articlewhat solver PDEtools:-Solve uses by default
I noticed PDEtools:-Solve hangs sometimes on some input where solve does not. When I change the solver for PDEtools:-Solve to use solve, it did not hang.This means PDEtools:-Solve default solver is...
View ArticleHow do I find all solutions?
restart; line := x/100 - 1/2; wave := cos(x / 5) * sin(x / 2); ## -1 <= wave <= 1 eq:= line - wave; r1 := solve(line < -1); ## RealRange(-infinity,Open(-50)) r2 := solve(line > 1); Â ##...
View ArticleHow do I solve the system in Maple 18?
Hi please help me in this problem in maple 18 How do I solve the system K=B and find values x_{0},y_{0},z{0}I posed the problem in the form pdf and mwthank you problem.mwproblem.pdf Â
View ArticleHow do I find the intersection of two functions, when Maple keeps outputting...
I have a functionf(x)=2*2^x-2g(x)=-1/2x^2+3/2+5When I plot by, plot(f(x),g(x) - no problem there.But I need the intersection to continue my task and when trying to do f(x)=g(x) I get x=RootOf......
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Can you get an exact value out of RootOf?
Hi everyone,There is an attached file below. I am trying to solve the following equation and I get a numerical value with RootOf. Do you know if it is possible to get the exact solution with RootOf? Do...
View Articlesolve command with assumptions
Hello :-)I am trying to solve a third degree polynomial with assumptions, but I do not understand Maple's answers.I think I am not doing it ''correctly''.Can someone please help me understand why Maple...
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