**Coordinates X1, Y1**The first point of the quad.

**Coordinates X2, Y2**The second point of the quad.

**Coordinates X3, Y3**The third point of the quad.

**Coordinates X4, Y4**The fourth point of the quad.

**Cells in I/J direction**The number of cells (elements) you want to use in the I and J directions. The corresponding number of nodes and elements required for your part will be displayed below.

**Automatic**Select this option if you want the internal nodes to be spaced equipotentially.

**IJ-Straight**Select this option if you want the nodes along each I and J line to be equally spaced along a straight line

**Geometric Ratios**Input geometric ratios in the fields provided if you want to grade the zoning instead of generating equally spaced nodes.