
Archives
 January 2018
 December 2017
 January 2017
 December 2016
 November 2016
 October 2016
 September 2016
 July 2016
 October 2014
 June 2014
 May 2014
 April 2014
 March 2014
 February 2014
 January 2014
 December 2013
 November 2013
 October 2013
 September 2013
 August 2013
 July 2013
 June 2013
 May 2013
 April 2013
 March 2013
 February 2013
 January 2013
 November 2012
 October 2012
 September 2012
 August 2012
 July 2012
 June 2012
 May 2012
 April 2012
 September 2011
 August 2011
 July 2011
 June 2011
 May 2011
 April 2011
 March 2011
 January 2011
 August 2010
 June 2010
 May 2010
 November 2009

Meta
Monthly Archives: June 2013
Linear Algebra and Its Applications, Exercise 2.6.7
Exercise 2.6.7. Describe the matrices representing the following transformations: i) projecting all vectors onto the – plane ii) reflecting all vectors through the – plane iii) rotating all vectors in the – plane by 90 degrees, leaving the axis unchanged … Continue reading
Posted in linear algebra
2 Comments
Linear Algebra and Its Applications, Exercise 2.6.6
Exercise 2.6.6. Suppose we have a transformation matrix This is a shearing transformation: it leaves unchanged any points for which and thus leaves unchanged the entire axis. Describe how this transformation affects the axis, including the points , , and … Continue reading
Posted in linear algebra
Leave a comment
Linear Algebra and Its Applications, Exercise 2.6.5
Exercise 2.6.5. Suppose we have two points and and a third point halfway between the first two points. Show that for any linear transformation represented by a matrix the (transformed) point is halfway between and . Answer: If is halfway … Continue reading
Posted in linear algebra
Leave a comment