columns

function columns(X:LLT) -> Integer64

Number of columns of a symmetric positive definite matrix.

function columns(X:Object[_,_]) -> Integer64

Number of columns of a matrix.

function columns(X:Real[_,_]) -> Integer64

Number of columns of a matrix.

function columns(X:Integer[_,_]) -> Integer64

Number of columns of a matrix.

function columns(X:Boolean[_,_]) -> Integer64

Number of columns of a matrix.