\*(tf troff c -q S CW -r S CW -l S -p S -4 S CW -n S comment s Reference Manual s boundary list s box definition circular arcs s complex numbers coordinate system dependent variables s typeset g draw command p boundry statement p error messages s guiding points independent variables s local variables s opaque exterior S put statement p Ideal \(em A Picture-specification Language g \*(id User's Manual g Overview of \*(id q Boxes s Defining Boxes s Placing Boxes s Text Captions s spline Putting Boxes Together s Naming Instances of Boxes s Parameter Section Commands s Iteration of \*(id Constructs q Pens s Pens as For-Statements s Filling Regions s Opaque Box s Opaque Polygons s Opaque Circular Arc Polygons s Order is Important s Some Hard Facts s Paper Commands s construct S ~constructed ~constructive ~zed construct ~the construct wavy S Library Files s Rectangle s Arrow s Dash s Circles s Arc s B-Trees s Sector Grid s Polygon Clipping Elements of the \*(id Language t Variable Declarations s Equations s Manipulating Complex Numbers s Absolute Value s Unit Vector Functions s Floating Truncation s Inverse Trigonometric Function s Square Root Function s Line Drawing s Box Placement s Pen Drawing s Placing Captions s Constructing and Drawing Boxes s Statements Related to Opaquing s Command-Line Options s Postprocessor s Quality Option s Angle Processing s Commands to Control s Forgetting a Box s Angle Processing s Including Files s Commands to the Postprocessor s Defining the Bounding Box s Picture Width s Picture Height s Column Width s Obsolete Features s \fIput\fP statement p graphics g IS S IE S