I am looking for the answers for questions 1, 1-9, 3-1,3-2 ,3-4 and 3-12 . most of them about contraction mapping and show invertible which mean check non singular derivative. I uploaded theorems and class note that can be very useful.
theorem_1_5.jpg

question_3_1__3_2__3_4.jpg

question_3_12.jpg

question_1_and_1_9.jpg

class_note.jpg

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