Log
Performs the natural logarithm on the input parameter.
\[
A = \begin{bmatrix}
-1 & 2 \\\\
3 & -4
\end{bmatrix},
B = \begin{bmatrix}
2 & 4 \\\\
6 & 8
\end{bmatrix},
C = \begin{bmatrix}
-1 \\\\
3
\end{bmatrix},
D = \begin{bmatrix}
-1 & 3
\end{bmatrix}
\]
Log(Matrix) = Matrix
\[
Log(A) = \begin{bmatrix}
NaN & 0.6931472 \\\\
1.09861231 & NaN
\end{bmatrix}
\]
\[
Log(B) = \begin{bmatrix}
0.6931472 & 1.38629436\\\\
1.79175949 & 2.07944155
\end{bmatrix}
\]
Log(Vector) = Vector
\[
Log(C) = \begin{bmatrix}
NaN \\\\
1.09861231
\end{bmatrix}
\]
\[
Log(D) = \begin{bmatrix}
NaN & 1.09861231
\end{bmatrix}
\]
Log(Scalar) = Scalar
\[
Log(1) = 0
\]