Introductory Mathematics for Engineering Applications
1st Edition
ISBN: 9781118141809
Author: Nathan Klingbeil
Publisher: WILEY
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Textbook Question
Chapter 6, Problem 6P
The tip of a one-link robot is located at
FIGURE P6.6 Rotating one-link robot starting at
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5. (a) State the Residue Theorem. Your answer should include all the conditions required
for the theorem to hold.
(4 marks)
(b) Let y be the square contour with vertices at -3, -3i, 3 and 3i, described in the
anti-clockwise direction. Evaluate
に
dz.
You must check all of the conditions of any results that you use.
(5 marks)
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L
You must check all of the conditions of any results that you use.
ཙ
x sin(Tx)
x²+2x+5
da.
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for L(y).
(1 mark)
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contour. Suppose there exists a finite real number M such that |f(z)| < M for
all z in the image of y. Prove that
<
||, f(z)dz| ≤ ML(y).
(3 marks)
(c) State and prove Liouville's theorem. You may use Cauchy's integral formula without
proof.
(d) Let R0. Let w € C. Let
(10 marks)
U = { z Є C : | z − w| < R} .
Let f UC be a holomorphic function such that
0 < |ƒ(w)| < |f(z)|
for all z Є U. Show, using the local maximum modulus principle, that f is constant.
(6 marks)
3. (a) Let A be an algebra. Define the notion of an A-module M. When is a module M
a simple module?
(b) State and prove Schur's Lemma for simple modules.
(c) Let AM(K) and M = K" the natural A-module.
(i) Show that M is a simple K-module.
(ii) Prove that if ƒ € Endд(M) then ƒ can be written as f(m) = am, where a
is a matrix in the centre of M, (K).
[Recall that the centre, Z(M,(K)) == {a Mn(K) | ab
M,,(K)}.]
= ba for all bЄ
(iii) Explain briefly why this means End₁(M) K, assuming that Z(M,,(K))~
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Is this consistent with Schur's lemma?
Chapter 6 Solutions
Introductory Mathematics for Engineering Applications
Ch. 6 - The tip of a one-link robot is located at =0 at...Ch. 6 - The tip of a one-link robot is located at =/6rad...Ch. 6 - The tip of a one-link robot is located at =/4rad...Ch. 6 - The tip of a one-link robot is located at =/2rad...Ch. 6 - The tip of a one-link robot is located at =3/4rad...Ch. 6 - The tip of a one-link robot is located at =rad at...Ch. 6 - A spring-mass system moving in the y-direction has...Ch. 6 - A spring-mass system moving in the x-direction has...Ch. 6 - Repeat problem P6-8 for the sinusoidal motion...Ch. 6 - Repeat problem P6-8 for the sinusoidal motion...
Ch. 6 - A spring-mass system is displaced x=10 cm and let...Ch. 6 - Suppose the spring-mass system of problem P6-11 is...Ch. 6 - Figure P.13 A spring-mass system for problem...Ch. 6 - The position of a spring-mass system shown in Fig....Ch. 6 - The position of a spring-mass system shown in Fig....Ch. 6 - A simple pendulum of length L=100 cm is shown in...Ch. 6 - Repeat problem P6-16 if L=10 in, and...Ch. 6 - A sinusoidal current i(t)=0.1sin(100t) amps is...Ch. 6 - A sinusoidal current i(t)=200cos(120t+14.86) mA is...Ch. 6 - A series RL circuit is subjected to a sinusoidal...Ch. 6 - A series RL circuit is subjected to a sinusoidal...Ch. 6 - A sinusoidal voltage (t)=10sin(1000t)V is applied...Ch. 6 - A parallel RL circuit is subjected to a sinusoidal...Ch. 6 - A parallel RL circuit is subjected to a sinusoidal...Ch. 6 - Consider the RC circuit shown in Fig. P6.25, where...Ch. 6 - Consider the RC circuit shown in Fig.P6.25, where...Ch. 6 - Two voltages 1(t)=10sin(100t45)V and...Ch. 6 - Repeat problem P6-27 if 1(t)=10cos(100t+90)V and...Ch. 6 - Two voltages 1(t)=102sin(500t34)V and...Ch. 6 - A pair of springs and masses vibrate under simple...Ch. 6 - Suppose the positions of the masses in problem...Ch. 6 - Two oscillating masses are connected by a spring...Ch. 6 - Now assume that the positions of two masses in...Ch. 6 - A manufacturing plant employs a heater and a...Ch. 6 - Repeat problem P6-34 if H(t)=100sin(120t)V and...Ch. 6 - In the three-phase circuit shown in Fig.P.36....Ch. 6 - In the three-phase circuit shown in Fig.P.36....Ch. 6 - In the three-phase circuit shown in Fig.P.36....Ch. 6 - The Hip implant shown in Fig. P6.39 is subjected...Ch. 6 - Repeat problem P6-3 if F(t)=15sin(10t)+75N.
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