156
14-2 Double-S logo ...........................
158
14-3 Analysis of a comer of FX-80 design ........
159
162
14-5 FX-80 design ............................
163
14-6 Program for FX-80 design .................
164
165
165
14-9 Reversed FX-80 ..........................
166
168
168
15-3 Ones and zeros become dots and no-dots ....
169
169
171
172
174
15-8 The circle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
174
176
15-10 Program for full-page pattern ..............
181
15-11 Full-page explosion .. . . . . . . . . . . . . . . . . . . . . .
182
183
185
186
187
189
191
192
16-8 Symmetric pattern 3 . . . . . . . . . . . . . . . . . . . . . .
192
195
17-2 User-defined letter E ......................
198
198
200
201
xiii