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--- math54-f22:midterm1-sample [2022/10/01 01:29]
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+++ math54-f22:midterm1-sample [2022/10/01 01:32] (current)
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 ====== Sample Midterm 1 ======
-Our midterm will be 50 minutes, hold in discussion session on Monday. The test range is Givental [LA] Ch 1 and Ch 2, and Ch 3 with the concept of basis, linear independence and span. We will have 5 problems, each worth 20 points.
+Our midterm will be 50 minutes, hold in discussion session on next Wednesday (Oct 5). The test range is Givental [LA] Ch 1 and Ch 2, and Ch 3 with the concept of basis, linear independence and span. We will have 5 problems, each worth 20 points.
 ** Problem 1 ** (20 pts) True or False. If you think it is true, give some explanation; if you think it is false, give a counter-example.  \\
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 ** Problem 4 ** (20 pts)
-What is the length of the permutation $\begin{pmatrix} 1 & 2 & 3 & 4 \cr 2 & 4 & 3 & 1 \end{pmatrix}$? Write it as a minimal number of elementary transpositions (i.e transposition of the nearest neighbors).
+What is the length of the permutation $\begin{pmatrix} 1 & 2 & 3 & 4 \cr 2 & 4 & 3 & 1 \end{pmatrix}$?
 ** Problem 5 ** (20 pts)

Lecture Notes