Scilab Function
Last update : 28/12/2008
colon - (:) colon operator
Description
Colon symbol : can be used to form implicit
vectors. (see also linspace, logspace)
-
j:kis the vector [j, j+1,...,k] (empty if
j>k).
-
j:d:kis the vector [j, j+d, ..., j+m*d]
The colon notation can also be used to pick out selected rows,
columns and elements of vectors and matrices (see also extraction,insertion)
-
A(:)is the vector of all the elements of A regarded as a single column.
-
A(:,j)ys the j-th column of A
-
A(j:k)is [A(j),A(j+1),...,A(k)]
-
A(:,j:k)is
[A(:,j),A(:,j+1),...,A(:,k)]
-
A(:)=wfills the matrix A with entries of w (taken column by column if w is a matrix).
See Also
matrix, for, linspace, logspace,