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zormitzormit
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exercise 9: switch annotation call to match with rest of the annotations.
The text annotations for cos and sin are now in the same code block as the corresponding scatter-dot and the dashed line.
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‎scripts/exercice_9.py‎

Lines changed: 6 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -32,17 +32,17 @@
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plt.plot([t,t],[0,np.cos(t)],
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color ='blue', linewidth=1.5, linestyle="--")
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plt.scatter([t,],[np.cos(t),], 50, color ='blue')
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plt.annotate(r'$\sin(\frac{2\pi}{3})=\frac{\sqrt{3}}{2}$',
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xy=(t, np.sin(t)), xycoords='data',
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xytext=(+10, +30), textcoords='offset points', fontsize=16,
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plt.annotate(r'$\cos(\frac{2\pi}{3})=-\frac{1}{2}$',
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xy=(t, np.cos(t)), xycoords='data',
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xytext=(-90, -50), textcoords='offset points', fontsize=16,
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arrowprops=dict(arrowstyle="->", connectionstyle="arc3,rad=.2"))
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plt.plot([t,t],[0,np.sin(t)],
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color ='red', linewidth=1.5, linestyle="--")
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plt.scatter([t,],[np.sin(t),], 50, color ='red')
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plt.annotate(r'$\cos(\frac{2\pi}{3})=-\frac{1}{2}$',
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xy=(t, np.cos(t)), xycoords='data',
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xytext=(-90, -50), textcoords='offset points', fontsize=16,
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plt.annotate(r'$\sin(\frac{2\pi}{3})=\frac{\sqrt{3}}{2}$',
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xy=(t, np.sin(t)), xycoords='data',
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xytext=(+10, +30), textcoords='offset points', fontsize=16,
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arrowprops=dict(arrowstyle="->", connectionstyle="arc3,rad=.2"))
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plt.legend(loc='upper left', frameon=False)

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