Tagged Questions
4
votes
3answers
134 views
How to compute Nullspace on maple?
I have the matrix
$$A := \begin{bmatrix}6& 9& 15\\-5& -10& -21\\ 2& 5& 11\end{bmatrix}.$$ Can anyone please tell me how to both find the eigenspaces by hand and also by using ...
0
votes
1answer
44 views
Determine the matrix in a certain base
I have to determine the $Matrix F$ which describes f in comparison to the base A(a1,a2,a3,a4),
and the matrix B - which describes regarding the basis E=(e1,e2,e3,e4) for $R^4$
That is
$F =a[f]a$
...
2
votes
1answer
99 views
Is the vector in the span?
I have to show that $a_4$ is in the span of the other 3 vectors $a_1,a_2,a_3$
\begin{bmatrix}
2 &1 & 3\\
3 & -1 & 4 \\
1 & 2 & -1 \\
4 & 4 & 3 \\
...
2
votes
1answer
142 views
How does Matlab or computer algebra systems find derivatives of functions?
Is it correct that they use a matrix transformation?
0
votes
0answers
98 views
Using Maple to solve a tridiagonal large linear system
I have to solve a linear system $$Ax = b$$ in Maple. $A$ is a tridiagonal matrix.
My problem is that my matrix $A$ is big and therefore, I have to wait too long. Is there some function in Maple that ...
-2
votes
2answers
314 views
Solving linear equation using maple
Use Maple to find the general solution to the following system of
linear equations:
$$\begin{eqnarray}
2x1 + x2 - x3 + 3x4 = 2\\
x1 + 2x2 - x4 = -1\\
3x1 + 2x2 - 2x3 + x4 = 1\\
...
0
votes
1answer
113 views
Maple loses some solutions
Probably off topic, but still.
I'm trying to solve equation of the form $P^2 = \mathrm{id}$, where $P$ is a matrix with some unknown coefficients. The problem is, Maple looses some solutions, in ...
