oa::FnMatrix::sum
sum: Reduce by summation; a valid non-negative Dim produces a keep-dimension axis reduction, while -1 produces a full reduction.
Function Documentation
sum: Reduce by summation; a valid non-negative Dim produces a keep-dimension axis reduction, while -1 produces a full reduction.
Parameters
inAconst oa::Matrix &—
inDimoa::I32Default: -1
Returns
oa::MatrixThe declared return value.