The ornamental design for a computer, as shown and described.
FIG. 1 is a front perspective view of a computer, showing our new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left-side view thereof;
FIG. 5 is a right-side view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is a rear perspective view thereof, in which a display part of the computer rotates on a hinge.
The broken lines are for environmental purposes only and form no part of the claimed design. The pairs of closely spaced jagged lines indicate no particular length and form no part of the claimed design.
The diagonal shading lines in FIGS. 3 and 8 represent a reflective surface. The shade lines in the figures show contour and not surface ornamentation.