从 rise 和 run 计算斜率

GeoGebra 命令及参数

1. Element(recordrise, 1) → u_1
2. Element(recordrun, 1) → w_1
3. Element(recordrise, 2) → u_2
4. Element(recordrun, 2) → w_2
5. Element(recordrise, 10) → u_{10}
6. Element(recordrise, 8) → u_8
7. Element(recordrise, 6) → u_6
8. Element(recordrise, 5) → u_5
9. Element(recordrise, 4) → u_4
10. Element(recordrise, 3) → u_3
11. Element(recordrise, 7) → u_7
12. Element(recordrise, 9) → u_9
13. Element(recordrun, 10) → w_{10}
14. Element(recordrun, 8) → w_8
15. Element(recordrun, 6) → w_6
16. Element(recordrun, 5) → w_5
17. Element(recordrun, 4) → w_4
18. Element(recordrun, 3) → w_3
19. Element(recordrun, 7) → w_7
20. Element(recordrun, 9) → w_9
21. Length(recordrise) → s
22. Intersect(xAxis, yAxis) → C
23. Segment(F, C) → f
24. Segment(E, J) → j
25. Segment(C, E) → k
26. Segment(F, J) → l
27. Sequence(Segment[C + (0, i), E + (0, i)], i, 0, 10) → list1
28. Line(A, B) → m
29. Sequence(Segment[C + ((2 * i), 0), F + ((2 * i), 0)], i, 0, 3) → l1