def main3():

    xx = float_range.float_range_lista(-4,4,0.1)
    tartaruga = cTurtle.Turtle()
    tartaruga.pensize(3)   
    tartaruga.setWorldCoordinates(-4,-2,4,2)
    linha(tartaruga,-4,0,4,0)
    tartaruga.write('X', move=False, align='left', font=('Arial', 14, 'normal'))
    linha(tartaruga,0,-2,0,2)
    
    tartaruga.pencolor('red')
    tartaruga.up()
    tartaruga.goto(0.5,1)
    tartaruga.write('SIN(X)', move=False, align='left', font=('Arial', 14, 'normal'))
    grafico(tartaruga,math.sin,xx)

    tartaruga. exitOnClick()
def main1():

    xx = float_range.float_range_lista(-4,4,0.1)
    tartaruga = cTurtle.Turtle()
    tartaruga.pensize(3)   
    tartaruga.setWorldCoordinates(-4,-2,4,2)
    linha(tartaruga,-4,0,4,0)
    linha(tartaruga,0,-2,0,2)
    
    tartaruga.pencolor('red')
    grafico(tartaruga,math.cos,xx)
    tartaruga.up()
    tartaruga.goto(0.5,1)
    tartaruga.write('COS', move=False, align='left', font=('Arial', 14, 'normal'))
    tartaruga.down()
    
    tartaruga.pencolor('blue')
    tartaruga.up()
    tartaruga.goto(-2,1.2)
    tartaruga.write('DERIVADA COS', move=False, align='left', font=('Arial', 14, 'normal'))
    tartaruga.down()
    grafico(tartaruga,derivada(math.cos),xx)
    tartaruga.exitOnClick()  
def main2():

    xx = float_range.float_range_lista(-4,4,0.1)
    tartaruga = cTurtle.Turtle()
    tartaruga.pensize(3)   
    tartaruga.setWorldCoordinates(-4,-2,4,2)
    linha(tartaruga,-4,0,4,0)
    linha(tartaruga,0,-2,0,2)
    
    tartaruga.pencolor('red')
    grafico(tartaruga,math.sin,xx)
    tartaruga.up()
    tartaruga.goto(0.5,1)
    tartaruga.write('SIN', move=False, align='left', font=('Arial', 14, 'normal'))
    tartaruga.down()
    
    tartaruga.pencolor('blue')
    tartaruga.up()
    tartaruga.goto(-2,1.2)
    tartaruga.write('INTEGRAL SIN', move=False, align='left', font=('Arial', 14, 'normal'))
    tartaruga.down()
    grafico(tartaruga,integral(math.sin),xx)
    tartaruga.exitOnClick()