线性规划演示

GeoGebra 命令及参数

1. PointIn(sol) → P
2. Textfield(a) → inputBox1
3. Textfield(b) → inputBox2
4. Sequence(Segment[(i, y(Corner[1])), (i, y(Corner[3]))], i, 1, ceil(x(Corner[3]))) → list2
5. Sequence(Segment[(x(Corner[1]), j), (x(Corner[3]), j)], j, 1, ceil(y(Corner[3]))) → list3
6. Sequence(Segment[(x(Corner[1]), -j), (x(Corner[3]), -j)], j, 1, abs(floor(y(Corner[1])))) → list4
7. Sequence(Segment[(-i, y(Corner[1])), (-i, y(Corner[3]))], i, 1, abs(floor(x(Corner[1])))) → list5
8. Textfield(c) → inputBox3
9. Text(LaTeX["\left \{ \begin{array}{l}\\ " * a1 * "\\ " * a2 * "\\ " * a3 * "\\\end{array}\right.", true], A, true, true) → sys