绘制线性方程图像 by tmoorehead

GeoGebra 命令及参数

1. Intersect(a, yAxis) → D
2. Intersect(a, xAxis) → E
3. Line(D, E) → b_1
4. Intersect(c, yAxis) → F
5. OrthogonalLine(G, xAxis) → e
6. OrthogonalLine(F, yAxis) → f
7. Intersect(e, f) → H
8. Vector(F, H) → u
9. Vector(H, G) → v
10. Midpoint(H, G) → I
11. Midpoint(H, F) → J
12. OrthogonalLine(P, xAxis) → g
13. OrthogonalLine(K, g) → h
14. Intersect(g, h) → L
15. Vector(P, L) → w
16. Vector(L, K) → i
17. Midpoint(L, K) → M
18. Midpoint(L, P) → N