Homework assignments for M427K ============================== Nr Section : Problems ------------------------------ [1] 2.1 : 8,14,16,32 2.2 : 2,6,14 ------------------------------ [2] 2.4 : 7,19 2.6 : 4,7,13,16,19,25,26 ------------------------------ [3] 2.8 : 8,10 3.1 : 12,14,22 3.5 : 2,11,25,30 ------------------------------ [4] 4.2 : 7,12,18,22 3.6 : 1,3,12,17,18 3.7 : 7,14 4.3 : 2 ------------------------------ [5] 5.3 : 2,3 5.1 : 2,3,5,7,13 (and read section) 5.2 : 6,8,16 ------------------------------ [6] 5.3 : 6,8,10,17 5.4 : 1,3,4 5.5 : 1,8,9 ------------------------------ [7] 5.6 : 2,3,4,5,12 ------------------------------ [8] 6.1 : 14,16,17,26 6.2 : 1,5,7,16,21 7.2 : read section ------------------------------ [9] 6.3 : 8,11,13,16,17 6.4 : 6,9,10 (just solution) 7.2 : 10,14,24 ------------------------------ [10] 7.5 : 11,16 7.6 : 2 (computation only) 7.8 : 8 (computation only) compute x=exp(tA)y and check that x'=Ax, for [1 0 0] [0 1 0] [0 -1] A = [0 2 0], A = [0 0 1], A = [1 0] [0 0 3] [0 0 0] ------------------------------ [11] 10.1 : 18,19 11.1 : 8 10.4 : 2,3,9 ------------------------------ [12] 10.5 : 1,2,3,6,7 10.3 : 2,5 10.4 : 21,22 ------------------------------ due Thu Apr 27 [ ] 10.5 : 10 10.6 : 2,6,11a,12ab 10.7 : 1a,5a ------------------------------ just practice problems more may be added ============================================================ NOTE: NO LATE HOMEWORK Unless stated otherwise in class, homework is collected in class on Tuesdays, one week after it has been assigned. Late homework will not be accepted. But as announced, the lowest 3 homework scores get dropped before computing the homework average. ============================================================ Some tools: Direction fields etc * bookmode -> 427k-1.bk * netmath -> course material * maple -> firstorder.mws, dirfields.mws * matlab -> dfield, pplane * web -> alamos.math.arizona.edu/ODEApplet/ ... Symbolic solutions of ODEs * bookmode -> 427k-2.bk * netmath -> course material * maple -> firstorder.mws, exactsols01.mws Euler's method * web -> alamos.math.arizona.edu/ODEApplet/ mss.math.vanderbilt.edu/~pscrooke/MSS/euler.html www.dartmouth.edu/~rewn/euler.html Taylor polynomials * web -> http://www.math.jhu.edu/~jrm/vander/stable/TPTest.html http://www.math.utwente.nl/~gragert/Live_Math/TaylorError.html http://www.ma.utexas.edu/cgi-pub/kawasaki/plain/infSeries/6.html Series solutions * netmath -> course material -> series solutions ... Systems of 1st order ODEs * web -> http://cs.jsu.edu/mcis/faculty/leathrum/Mathlets/diffeq2.html * maple -> systems.mws * bookmode -> linear.bk, systems.bk * netmath -> course material -> systems Fourier Series, PDEs * netmath -> course material