1. Creation of three-dimensional shapes

2. TO PLATE PU TRAVEL -32 PD REPEAT 2 [TRAVEL 64 VEER 90 TRAVEL 8 VEER 90] PU TRAVEL 32 PD END PLATE Let us combine several PLATEs, shaping a PLANAR.RIBBON: PLANAR.RIBBON TO PLANAR.RIBBON REPEAT 30 [PLATE MOVE.1] END TO MOVE.1 PU VEER 90 TRAVEL 8 VEER -90 PD END

3. CIRCULAR.RIBBON TO CIRCULAR.RIBBON REPEAT 120 [PLATE MOVE.2] END TO MOVE.2 MOVE.1 ROLL -3 END IF we command PITCH before CIRCULAR.RIBBON, we'll display this image: PITCH -30 CIRCULAR.RIBBON

4. HELIX TO HELIX REPEAT 30 [PLATE MOVE.3] END TO MOVE.3 MOVE.1 PITCH 12 END

5. TO PLATE PU TRAVEL -32 PD REPEAT 2 [TRAVEL 64 VEER 90 TRAVEL 8 VEER 90] PU TRAVEL 32 PD END PLATE Let us combine several PLATEs, shaping a PLANAR.RIBBON: PLANAR.RIBBON TO PLANAR.RIBBON REPEAT 30 [PLATE MOVE.1] END TO MOVE.1 PU VEER 90 TRAVEL 8 VEER -90 PD END

6. Adding to a move procedure ROLL and PITCH of 180 degrees (one half-turns) Adding two half-turns (a full turn) MOEBIUS 1 MOEBIUS 2

7. Adding three half-turns Adding more half-turns MOEBIUS 3 MOEBIUS 4

8. ROLL 45 SPIRAL TO SPIRAL REPEAT 20 [PITCH -5 TRAVEL 8 PITCH 5 VEER 18] END ROLL 120 LINEAR.SPRING TO LINEAR.SPRING REPEAT 20 [SPIRAL] END PITCH -30 CIRCULAR.SPRING TO CIRCULAR.SPRING REPEAT 20 [SPIRAL ROLL 18] END