HP 50g User Manual page 332

(another row vector). For the calculator to identify a row vector, you must use
double brackets to enter it:
Term-by-term multiplication
Term-by-term multiplication of two matrices of the same dimensions is possible
through the use of function HADAMARD. The result is, of course, another matrix
of the same dimensions. This function is available through Function catalog
(‚N), or through the MATRICES/OPERATIONS sub-menu („Ø).
Applications of function HADAMARD are presented next:
Raising a matrix to a real power
You can raise a matrix to any power as long as the power is either an
integer or a real number with no fractional part. The following example shows
the result of raising matrix B22, created earlier, to the power of 5:
You can also raise a matrix to a power without first storing it as a variable:
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