[029]ParametricFunction

class ParametricFunctionTest(Scene):
    def construct(self):

        self.add(NumberPlane())
        self.para_function1()      

    def para_function1(self):
        func1 = lambda t: np.array([t, 0.5 * t,0])
        func2 = lambda t: np.array([t, 0.4*(t+3)*(t-2), 0])

        graph1 = ParametricFunction(
            func1,
            t_min=-4,
            t_max=4,
            color=YELLOW,
        )

        graph2 = ParametricFunction(
            func2,
            t_min=-4,
            t_max=4,
            color=YELLOW,
        )

        # self.add(graph1, graph2)
        self.add(graph2)
        self.wait()

 

---

        graph1 = ParametricFunction(
            func1,
            t_min=-4,
            t_max=4,
            color=YELLOW,
        )

 

---

        func2 = lambda t: np.array([t, 0.4*(t+3)*(t-2), 0])

        graph2 = ParametricFunction(
            func2,
            t_min=-4,
            t_max=4,
            color=YELLOW,
        )