DRAWING DEVICE FOR HIGHER MATHEMATICS

The invention discloses an advanced mathematics drawing device. The advanced mathematics drawing device comprises a blackboard body, a cross drawing ruler and a lifting device, clamping grooves are formed in the top, the bottom and the two sides of an outer frame of the blackboard body, the cross drawing ruler is composed of a vertical coordinate rod arranged vertically and a horizontal coordinate rod arranged horizontally, the top and the bottom of the vertical coordinate rod are clamped in the clamping grooves in the top and the bottom of the blackboard body respectively, the two sides of the horizontal coordinate rod are clamped in the clamping grooves in the two sides of the blackboard body respectively, coordinate scales are arranged on the vertical coordinate rod and the horizontal coordinate rod, and laser lamps are connected to the vertical coordinate rod and the horizontal coordinate rod in a sliding manner; and the lifting device is arranged at the bottom of the blackboard body and used for adjusting the height of the blackboard body. The advanced mathematics drawing device is applied to the teaching process of advanced mathematics and is convenient to use, and the position of each point in a function curve can be accurately marked.