2 0 x 2 π

2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π2 0 x 2 π