Geometrylessonsgithub -

</code></pre> <p>manim>=0.17.0 numpy>=1.21.0 matplotlib>=3.5.0 jupyter>=1.0.0 ipywidgets>=7.6.0 pytest>=6.2.0 plotly>=5.10.0 sympy>=1.10</p> <pre><code> ---

## Interactive Demo (in `interactive.ipynb`) Use widgets to plot points and toggle line/ray/segment. geometrylessonsgithub

### **3. Sample Lesson: `lessons/01_points_lines/lesson_notes.md`** &lt;/code&gt;&lt;/pre&gt; &lt;p&gt;manim&gt;=0

def slope(p1, p2): """Slope of line through p1 and p2.""" dx = p2[0] - p1[0] if dx == 0: return float('inf') return (p2[1] - p1[1]) / dx geometrylessonsgithub