Graphic drawing application software of AdobeSystems corporation. The picture the vector which is handled in shape such as coordinate of the point and parameter of equation of the curved line which ties the point (vector) with the software which it draws up & compiles graphics, drawing is done combining the figure in the straight line and curved line and circle etc.. As for the picture of vector type because it is displayed with gathering in the figure, besides the fact that correction and the like of the contour is easy,with resolution Takasina rank there is a merit such that you can obtain indication. As for Illustrator with the product which designates the professional as the target mainly, the function which draws up the picture for printing has been even abundantly. Because recently the opportunity which handles vector graphics with Internet increases,it corresponds toalso the data writing out with Macromedia Flash type and the like.