Examples of declarations:
REAL, DIMENSION(15) :: X REAL, DIMENSION(1:5,1:3) :: Y, Z
The above are explicit-shape arrays.
Terminology:
Rank of X is 1; rank of Y and Z is 2.
Bounds of X are 1 and 15; Bound of Y and Z are 1 and 5 and 1 and 3.
Extent of X is 15; extents of Y and Z are 5 and 3.
Size of X, Y and Z is 15.
Shape of X is 15; shape of Y and Z is 5,3.
Y and Z are conformable.
For more information, click here