Linear Algebra: Theory and Applications
Ward Cheney & David Kincaid
Jones and Bartlett (c) 2009
Errata
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Page 3, Figure 1.1:
point on y-axis labelled (-7,0) should be (0,-7)
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Page 31, General Exercise 1.1.43,
Should read:
14x - 21y = -117,
28x+35y=371
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Page 99, Part c, Line 1 of matrix should be:
0 3 7 5 0
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Page 109, Multiple-Choice Exercise 1.3.19, Line 2:
Change justified to unjustified.
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Page 112, Multiple-Choice Exercise 1.3.45, Line 3:
Change independent to dependent.
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Page 116, footnote, in displayed equation and in line -3:
Use small bold bullet not multipication-dot. Should match
usage in line -2.
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Page 189, General Exercise 2.3.61, Line 2:
call a point $\bw$ ....
(bold $\bw$ to match use in rest of line)
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Page 199, Definition, Vector Space, Property 5, end of Line 1:
make 0 boldface zero.
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Page 221, General Exercise 31, in last two lines, should read:
See also next exercise.
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Page 313, Figure 4.2: Move to right to align y-axis with
Figures 4.3 and 4.4 below.
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Page 323, Multiple-Choice Exercise 4.1.12: For what value of t is ...
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Page 335, Line -2 and -1 above EXAMPLE 9:
.... and is left as General Exercise 40.
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Page 532, General Exercise 7.1.34b:
Last term should be $\cdots + ||\by||^2$ to read
$||\bx+\by||^2=||\bx||^2+2\langle\bx,\by\rangle+||\by||^2$.
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Page 532, General Exercise 7.1.35,
Should read:
Establish that if $\langle\bx, \by\rangle$is real, then we have
$||\bx + i \by||^2 = ||i \bx + \by||^2 = ||\bx||^2 + ||\by||^2$.
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Page 651, Line -5 above EXAMPLE 3:
L is the lower triangular part of ...
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Page 660, Lemma 2.
Body of Lemma 2 should be in italics to match Lemma 1.
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Page 698, General Exericse 56:
$\sum_{k=1}^n a_k b_k = S_n b_n + \sum_{k=1}^{n-1} S_k (b_k - b_{k+1})$
where $S_i = a_1+a_2+\cdots+a_i$, $S_0=0$, and $1\leq n$.
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Page 706, Answer 1.1.33: Simplify to 15x-12y = 13.
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Page 712, Answer 2.4.33: Omit "See Example 2 for defintions."
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Page 716, Answer 5.1. 39 c:
[1 0 0 2], [0 0 1 6]
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Page 716, Answer 5.1. 39 f: Yes.
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Page 718, Answer 5.2.91: Omit.
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Page 721, Answer 7.2.43: Multiply by ...
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Page 722, Answer 8.1.53: ...is not invertible.
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Page 735, Line -9, Left column:
decomposition, 604
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Back Cover, column 2, bullet items 3, line 4:
replace "projects and problems." with
"exercises and general exerices."
Student's Solution Manual for
Linear Algebra: Theory and Applications
Ward Cheney & David Kincaid
Errata
Acknowledgements:
We welcome comments and suggestions concerning either the textbook or solution
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Ward Cheney
or
David Kincaid .
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