# Figure 4.7 - Eight compass templates for sequential pruning

## Description

The figure 4.7 shows the eight compass templates for sequential pruning, where: (a) , (b) , (c) , (d) , (e) , (f) , (g) and (h)

## Demo Script

``` 1 import ia870 as MT
2 import ia636 as ia
3
4 I0 = MT.iaendpoints('HOMOTOPIC')
5 I1 = MT.iainterot(I0,45)
6 I2 = MT.iainterot(I0,90)
7 I3 = MT.iainterot(I0,135)
8 I4 = MT.iainterot(I0,180)
9 I5 = MT.iainterot(I0,225)
10 I6 = MT.iainterot(I0,270)
11 I7 = MT.iainterot(I0,315)
12
13 print MT.iaintershow(I0)
14 print '(a)'
15 print
16
17 print MT.iaintershow(I1)
18 print '(b)'
19 print
20
21 print MT.iaintershow(I2)
22 print '(c)'
23 print
24
25 print MT.iaintershow(I3)
26 print '(d)'
27 print
28
29 print MT.iaintershow(I4)
30 print '(e)'
31 print
32
33 print MT.iaintershow(I5)
34 print '(f)'
35 print
36
37 print MT.iaintershow(I6)
38 print '(g)'
39 print
40
41 print MT.iaintershow(I7)
42 print '(h)'
43 print
```
```. 0 .
0 0 0
0 0 0

(a)

0 . 0
0 0 .
0 0 0

(b)

0 0 .
0 0 0
0 0 .

(c)

0 0 0
0 0 .
0 . 0

(d)

0 0 0
0 0 0
. 0 .

(e)

0 0 0
. 0 0
0 . 0

(f)

. 0 0
0 0 0
. 0 0

(g)

0 . 0
. 0 0
0 0 0

(h)
```