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gibson:teaching:fall-2013:math445:hw1

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gibson:teaching:fall-2013:math445:hw1 [2013/09/05 11:53]
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gibson:teaching:fall-2013:math445:hw1 [2013/09/06 11:55] (current)
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 **Problem 3:** Given a vector //v// of arbitrary length, write an expression that evaluates to the odd-numbered elements of //v//. Test your expression on vectors //v// of both even and odd length. **Problem 3:** Given a vector //v// of arbitrary length, write an expression that evaluates to the odd-numbered elements of //v//. Test your expression on vectors //v// of both even and odd length.
  
-**Problem 4:** Given a vector //v// of arbitrary length, write assignment statements that store the first half of //v// in a vector //v1// and the second half in a vector //v2//. Make sure your assignment statements work for //v// of both even and odd length. Hint: use a rounding function such as **fix**.+**Problem 4:** Given a vector //v// of arbitrary length, write assignment statements that store the first half of //v// in a vector //v1// and the second half in a vector //v2//. Make sure your assignment statements work for //v// of both even and odd length. ​
  
 **Problem 5:** Create a 4 x 2 matrix of all zeros and store it in a variable. Then replace the second row of the matrix with a 3 and a 6.  **Problem 5:** Create a 4 x 2 matrix of all zeros and store it in a variable. Then replace the second row of the matrix with a 3 and a 6. 
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 <​latex>​ <​latex>​
-1 + 1/+ 1/9 + 1/27 + 1/81 + \ldots+1 + 1/2^2 + 1/3^2 + 1/4^2 + \ldots
 </​latex>​ </​latex>​
  
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-**Problem 10:** Evaluations at a university are scored 1-5, bad to good. However the evaluation forms mistakenly say that 1-5 is good to bad. So the computer program written to analyze evaluations must reversed. That is,+**Problem 10:** Evaluations at a university are scored 1-5, bad to good. However the evaluation forms mistakenly say that 1-5 is good to bad. So the computer program written to analyze evaluations must "​reverse"​ all the evaluation scores. That is,
  
   evals = [5 3 2 5 5 4 1 2]   evals = [5 3 2 5 5 4 1 2]
gibson/teaching/fall-2013/math445/hw1.1378407226.txt.gz · Last modified: 2013/09/05 11:53 by gibson