x - 2y + 3z = a
2x + y + z = 4
-3x + 2y - 2z = -10
Additional test cases were added along with an improved solution-checking assertion.
Sum of diagonal of a square matrix
02 - Vector Variables 3
Solving Quadratic Equations (Version 1)
Matlab Basics - y as a function of x
Product of Array
Find matrix of indices for multidimensional matrix.
Numerate input arguments
Return ! if array element starts with a certain letter. Otherwise return ?
Calculate the eigenvalues of A.
Find the sum of the negative elements under the main diagonal.
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