How to use

• Use sliders for A(x₁, y₁, z₁) and B(x₂, y₂, z₂) to set the line.
• Use a, b, c, d to change the plane: ax + by + cz = d.
• Rotate/zoom the scene to see the 3D picture clearly.
• If the line meets the plane, the intersection point is shown in yellow.