Man Scilab
colon
Scilab Function
colon - (:) colon operator
Description
Colon symbol
:
can be used to form implicit
vectors. (see also
linspace
,
logspace
)
-
j:k
is the vector
[j, j+1,...,k]
(empty if
j>k
).
-
j:d:k
is 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(:)=w
fills the matrix
A
with entries of
w
(taken column by column if
w
is a matrix).
See Also
matrix
,
for
,
linspace
,
logspace
,
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