* doc/emacs/input.texi (Touchscreens): Use pxref where xref was
inserted by mistake.
@dfn{Pinching}, the placement of two tools apart on the screen
followed by adjustments to their position such as to increase or
decrease the distance between them will modify the text scale
-(@xref{Text Scale}) in proportion to the change in that distance.
+(@pxref{Text Scale}) in proportion to the change in that distance.
@end itemize
@vindex touch-screen-delay