GridFrame is an option for grids that specifies whether a surrounding frame is drawn.
GridGraph[{m, n}] gives the grid graph with m*n vertices G m, n.GridGraph[{n_1, n_2, ..., n_k}] gives the k-dimensional grid graph with n_1*n_2*\[CenterEllipsis]*n_k vertices ...
GridLines is an option for two-dimensional graphics functions that specifies grid lines.
GridLinesStyle is an option for 2D graphics functions that specifies how grid lines should be rendered.
GroebnerBasis[{poly_1, poly_2, ...}, {x_1, x_2, ...}] gives a list of polynomials that form a Gröbner basis for the set of polynomials poly_i. GroebnerBasis[{poly_1, poly_2, ...
GroupActionBase is an option to specify a base for a group.
GroupCentralizer[group, g] returns the centralizer of the element g in group.
GroupMultiplicationTable[group] gives the multiplication table of group as an array.
GroupOrbits[group, {p_1, ...}] returns the orbits of the points p_i under the action of the elements of group.GroupOrbits[group, {p_1, ...}, f] finds the orbits under the ...
GroupPageBreakWithin is an option for Cell that specifies whether a page break should be allowed within the group of cells if the notebook that contains the group is printed.