def get_formula(self):
    result = TexMobject('{d(\\sin(\\theta)) \\over \\,', 'd\\theta}', '=', '\\lim_{', 'h', ' \\to 0}', '{\\sin(\\theta+', 'h', ') - \\sin(\\theta) \\over', ' h}', '=', '\\lim_{', 'h', ' \\to 0}', '{\\big[ \\sin(\\theta)\\cos(', 'h', ') + ', '\\sin(', 'h', ')\\cos(\\theta)\\big] - \\sin(\\theta) \\over', 'h}', '= \\dots')
    result.set_color_by_tex('h', GREEN, substring=False)
    result.set_color_by_tex('d\\theta', GREEN)
    result.set_width((FRAME_WIDTH - (2 * MED_SMALL_BUFF)))
    return result
def get_formula(self):
    result = TexMobject('{d(\\sin(\\theta)) \\over \\,', 'd\\theta}', '=', '\\lim_{', 'h', ' \\to 0}', '{\\sin(\\theta+', 'h', ') - \\sin(\\theta) \\over', ' h}', '=', '\\lim_{', 'h', ' \\to 0}', '{\\big[ \\sin(\\theta)\\cos(', 'h', ') + ', '\\sin(', 'h', ')\\cos(\\theta)\\big] - \\sin(\\theta) \\over', 'h}', '= \\dots')
    result.set_color_by_tex('h', GREEN, substring=False)
    result.set_color_by_tex('d\\theta', GREEN)
    result.set_width((FRAME_WIDTH - (2 * MED_SMALL_BUFF)))
    return result