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Matrix rank

The rank of a matrix is equal to the number of linearly independent rows, or columns, in it.

Let A an nxn matrix.
Det(A)≠0 ⇔ Rank(A)=n

Example of matrix
[[1,2,5], [2,7,9], [3,53,12]] or

[
[1.05, 2.33],
[2.78, 7.11]
]


Characters permitted:
0,1,2,...,9,[,],.,"space","newline"

Rows of matrix must be separated by ','.

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