1. Critical Points
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 <tab>file1_Critical_Point_of_a_function

![file1_Critical_Point_of_a_function](https://github.com/vnb09/FSF-mathematics-python-code-archive/blob/fsf_tasks/FSF-2020/approximations-and-optimizations/Critical-Points/file1_Critical_Point_of_a_function.gif?raw=true)
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<tab>file2_Traces_and_Tangent
 
 ![file2_Traces_and_Tangent](https://github.com/vnb09/FSF-mathematics-python-code-archive/blob/fsf_tasks/FSF-2020/approximations-and-optimizations/Critical-Points/file2_Traces_and_Tangent.gif?raw=true)
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<tab>file3_Tangent_plane_at_extrema_of_a_function
  ![file3_Tangent_plane_at_extrema_of_a_function](https://github.com/vnb09/FSF-mathematics-python-code-archive/blob/fsf_tasks/FSF-2020/approximations-and-optimizations/Critical-Points/file3_Tangent_plane_at_extrema_of_a_function.gif?raw=true)
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<tab>file4_Types_of_critical_points
 
 ![file4_Types_of_critical_points](https://github.com/vnb09/FSF-mathematics-python-code-archive/blob/fsf_tasks/FSF-2020/approximations-and-optimizations/Critical-Points/file4_Types_of_critical_points.gif?raw=true)
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<tab>file5_f(x,y)=(y-x)(1-2x-3y)
 
 ![file5_f(x,y)=(y-x)(1-2x-3y)](https://github.com/vnb09/FSF-mathematics-python-code-archive/blob/fsf_tasks/FSF-2020/approximations-and-optimizations/Critical-Points/file5_f(x%2Cy)%3D(y-x)(1-2x-3y).gif?raw=true)
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