Software for plotting graph and xfig

Plot software:
http://www.wilke-j.de/hinweise/hinweise.html

How to use xfig:
http://xfig.org/userman/
summary:
(1) mouse button: central key to end plotting
(2) useful tools:

Drawing Objects

Circles and Ellipses

Spline Curves

Polylines and Dimension lines

Polygons

Regular Polygons

Rectangular Boxes

Arc Boxes (Rectangular Boxes with rounded corners)

Arcs

Picture Objects (Imported image files)

Texts

Object Librarie

 

 

Editing Objects

The editing Mode Panel is used to perform edit operations on existing objects, See also Selecting Objects.

Glue COMPOUND

Break COMPOUND

Open COMPOUND temporarily

Join/Split Lines/Splines/etc

Chop Object

Scale Object

Align Objects

Move Point

Add Point

Delete Point

Move Object

Copy Object

Delete Object

Update Attributes of Object

Edit Attributes of Object

Flip Object Vertically or Horizontally

Rotate Object

Convert SPLINE to/from LINE or BOX to/from ARC-BOX

Add/Delete Arrows

Add Tangent or Normal to Curve

Measure Angle

Measure Length of Lines and Arcs, and Perimeters of Circles and Ellipses

Measure Area of Polygons and Ellipses