checkRd: (-1) add.Rd:37: Lost braces; missing escapes or markup?
    37 | Cartesian pair in {-1,0,1} x {-1, 0, 1}.}
       |                   ^
checkRd: (-1) add.Rd:37: Lost braces; missing escapes or markup?
    37 | Cartesian pair in {-1,0,1} x {-1, 0, 1}.}
       |                              ^
checkRd: (-1) gWidgets2-package.Rd:166: Lost braces
   166 | \code{\link{tooltip}}, \code{\link{tooltip<-}}{A tooltip provides contextual information when a mouse hovers over an object}
       |                                               ^
checkRd: (-1) gfile.Rd:72: Lost braces in \itemize; meant \describe ?
checkRd: (-1) gfile.Rd:73-80: Lost braces in \itemize; meant \describe ?
checkRd: (-1) gmenu.Rd:68: Lost braces; missing escapes or markup?
    68 | Cartesian pair in {-1,0,1} x {-1, 0, 1}.}
       |                   ^
checkRd: (-1) gmenu.Rd:68: Lost braces; missing escapes or markup?
    68 | Cartesian pair in {-1,0,1} x {-1, 0, 1}.}
       |                              ^
checkRd: (-1) gnotebook.Rd:61: Lost braces; missing escapes or markup?
    61 | Cartesian pair in {-1,0,1} x {-1, 0, 1}.}
       |                   ^
checkRd: (-1) gnotebook.Rd:61: Lost braces; missing escapes or markup?
    61 | Cartesian pair in {-1,0,1} x {-1, 0, 1}.}
       |                              ^
checkRd: (-1) gtoolbar.Rd:62: Lost braces; missing escapes or markup?
    62 | Cartesian pair in {-1,0,1} x {-1, 0, 1}.}
       |                   ^
checkRd: (-1) gtoolbar.Rd:62: Lost braces; missing escapes or markup?
    62 | Cartesian pair in {-1,0,1} x {-1, 0, 1}.}
       |                              ^
checkRd: (-1) gwindow.Rd:44: Lost braces
    44 | \item{visible}{logical. If code{TRUE} window is drawn when
       |                                ^
checkRd: (-1) gwindow.Rd:92: Lost braces; missing escapes or markup?
    92 | Cartesian pair in {-1,0,1} x {-1, 0, 1}.}
       |                   ^
checkRd: (-1) gwindow.Rd:92: Lost braces; missing escapes or markup?
    92 | Cartesian pair in {-1,0,1} x {-1, 0, 1}.}
       |                              ^