# -*- coding: utf-8 -*- # --- # jupyter: # jupytext_format_version: '1.2' # kernelspec: # display_name: Python 3 # language: python # name: python3 # language_info: # codemirror_mode: # name: ipython # version: 3 # file_extension: .py # mimetype: text/x-python # name: python # nbconvert_exporter: python # pygments_lexer: ipython3 # version: 3.5.2 # --- # # Matplotlib # # # ## (1) 画出一个二次函数,同时画出梯形法求积分时的各个梯形 # #