@cindex valid windows
A @dfn{valid window} is one that is either live or internal. A valid
-window can be @dfn{deleted}, i.e. removed from its frame
+window can be @dfn{deleted}, i.e., removed from its frame
(@pxref{Deleting Windows}); then it is no longer valid, but the Lisp
object representing it might be still referenced from other Lisp
objects. A deleted window may be made valid again by restoring a saved
This function returns the parent window of @var{window}. If
@var{window} is omitted or @code{nil}, it defaults to the selected
window. The return value is @code{nil} if @var{window} has no parent
-(i.e. it is a minibuffer window or the root window of its frame).
+(i.e., it is a minibuffer window or the root window of its frame).
@end defun
Each internal window always has at least two child windows. If this
@defun window-full-height-p &optional window
This function returns non-@code{nil} if @var{window} has no other
-window above or below it in its frame, i.e. its total height equals
+window above or below it in its frame, i.e., its total height equals
the total height of the root window on that frame. If @var{window} is
omitted or @code{nil}, it defaults to the selected window.
@end defun
@defun window-full-width-p &optional window
This function returns non-@code{nil} if @var{window} has no other
-window to the left or right in its frame, i.e. its total width equals
+window to the left or right in its frame, i.e., its total width equals
that of the root window on that frame. If @var{window} is omitted or
@code{nil}, it defaults to the selected window.
@end defun
moves it as far as possible but does not signal a error.
This function tries to resize windows adjacent to the edge that is
-moved. If this is not possible for some reason (e.g. if that adjacent
+moved. If this is not possible for some reason (e.g., if that adjacent
window is fixed-size), it may resize other windows.
@end defun
This function removes @var{window} from display and returns
@code{nil}. If @var{window} is omitted or @code{nil}, it defaults to
the selected window. If deleting the window would leave no more
-windows in the window tree (e.g. if it is the only live window in the
+windows in the window tree (e.g., if it is the only live window in the
frame), an error is signaled.
By default, the space taken up by @var{window} is given to one of its
@defvar display-buffer-overriding-action
The value of this variable should be a display action, which is
treated with the highest priority by @code{display-buffer}. The
-default value is empty, i.e. @code{(nil . nil)}.
+default value is empty, i.e., @code{(nil . nil)}.
@end defvar
@defopt display-buffer-alist
@end itemize
This function can fail if no window splitting can be performed for some
-reason (e.g. if the selected frame has an @code{unsplittable} frame
+reason (e.g., if the selected frame has an @code{unsplittable} frame
parameter; @pxref{Buffer Parameters}).
@end defun
the horizontal scrolling of a window as necessary to ensure that point
is always visible. However, you can still set the horizontal
scrolling value explicitly. The value you specify serves as a lower
-bound for automatic scrolling, i.e. automatic scrolling will not
+bound for automatic scrolling, i.e., automatic scrolling will not
scroll a window to a column less than the specified one.
@deffn Command scroll-left &optional count set-minimum
Y coordinates increase rightward and downward respectively.
Except where noted, X and Y coordinates are reported in integer
-character units, i.e. numbers of lines and columns respectively. On a
+character units, i.e., numbers of lines and columns respectively. On a
graphical display, each ``line'' and ``column'' corresponds to the
height and width of a default character specified by the frame's
default font.