10 2022 档案
摘要:并列柱形图的绘制 import matplotlib.pyplot as plt plt.style.use('seaborn-whitegrid') plt.rcParams['font.sans-serif']=['SimHei'] plt.rcParams['font.sans-serif']
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摘要:绘制并列图的代码 import matplotlib.pyplot as plt plt.style.use('seaborn-whitegrid') plt.rcParams['font.sans-serif']=['SimHei'] plt.rcParams['axes.unicode_minu
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摘要:matlab求微分方程 clear syms w(t) a b h c d; eqn=diff(w,1)==a*(1-b*w)*w-h*w; y=dsolve(eqn); y=simplify(y)
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