width
Returns the width of a matrix or a pixmap.
Syntax
-
width(X)-
Xis any object
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Description
For a two-dimensional container, such as a matrix or a pixmap, width(X) returns the width of X.
A vector is treated like a two-dimensional container in the form of a column matrix; hence, its width is 1.
For all other objects, width(X) returns 1.
Examples
A ≔ ❨❨6, 3, 2, 0, 4, 5❩, ❨7, 0, 2, 1, 4, 2❩, ❨6, 2, 3, 1, 4, 2❩, ❨8, 0, 2, 3, 3, 5❩, ❨4, 2, 6, 3, 2, 0❩❩
⎛6 3 2 0 4 5⎞ ⎜7 0 2 1 4 2⎟ ⎜6 2 3 1 4 2⎟ ⎜8 0 2 3 3 5⎟ ⎝4 2 6 3 2 0⎠
width(A)
6
bm ≔ ComputePixmap(200, 200, x, y, rgb(x/199, y/199, 0.5))
A pixmap of size 200×200.
width(bm)
200
width(π)
1