![1.0 0.5 -0.5 Answer key 1. (а) z0,-T, T (b) Yes. Each is a pole of order 1 (single pole). (c) Res[f;0] In 5, Res[f;r] In(5+ 7](http://img.homeworklib.com/questions/00b0b0c0-9421-11eb-8cc2-3f086ea2affb.png?x-oss-process=image/resize,w_560)
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Log(2+5) 1. Consider function f(z) sin 2 (a) Determine all singular point (s) of f enclosed...
1 - 22) sin(Tz) Consider fe)() a. Find all isolated singularities of f in C and...
1 - 22) sin(Tz) Consider fe)() a. Find all isolated singularities of f in C and classify each as removable, a pole (specity the order), or essential. b. Explain, with reference to part (a), why f has a series expansion of the form Σ000 ch3k valid near 0. c. Find co d. What is the radius of convergence of the series in part (b)?
5. Let f(x) = e-} Log(z) (that is, f is the principal branch of z-1/2). Compute...
5. Let f(x) = e-} Log(z) (that is, f is the principal branch of z-1/2). Compute [flade, where (a) (2 points) y is the upper half of the unit circle C(0) from +1 to -1; (b) (2 points) y is the lower half of the unit circle C1(0) from +1 to -1.
Complex Analysis: 1 + COS Z Define the function 1 f(2)= (z + 1)2(23 +1) (a)...
Complex Analysis:
1 + COS Z Define the function 1 f(2)= (z + 1)2(23 +1) (a) Find all the singularities of f(z) and classify each one as either a removable singulatiry, a pole of order m (and find m), or an essential singularity. (b) Let I = 71+72, where yi and 72 are the directed smooth curves parameterized by TT zi(t) = 2i(1 – 2t), 0 < t < 1 z2(t) = 2eit, 277 < t < 2' respectively. Compute...
(16 points total) Let g(t) = (2-sin t)2, (a) (4 points) Find a rational function f(z)...
(16 points total) Let g(t) = (2-sin t)2, (a) (4 points) Find a rational function f(z) such that f(e)) 5. t (Hint: Let z = eit and express cost and sint in terms of z) b) (3 points) Find and classify all the isolated singularities of the function f(2) in part We were unable to transcribe this image
Log(2 - 2) Consider the function f(x, y,z) (a) What is the maximal domain off? (Write your answer...
log(2 - 2) Consider the function f(x, y,z) (a) What is the maximal domain off? (Write your answer in set notation.) Find ▽f. (b) Find the tangent hyperplanes Ta2.1,f(r, y, 2) and To-ef(r, y, 2). Find the intersection (c) On (z, y, z)-axes, draw arrows representing the vector field F = Vf at the points (1,0,1), (d) Find the level set of f which has value ("height") wo 0, and describe it in words and of these two hyperplanes, and...
Problem 3: Consider the function f(2) = e2/ . (a) Determine the solutions to the equation...
Problem 3: Consider the function f(2) = e2/ . (a) Determine the solutions to the equation f(2) =1 and sketch the locations of these points in the complex plane. (3 points) (b) Consider a circle in the complex plane described by |2 = 1 (unit circle). How many points satisfying f()1 are within the unit circle? Suppose you had considered a much smaller circle, say, described by 10-15. Now how many points are within this smaller circle? (3 points) Points...
1 1 + COS Z 8. Define the function f(x) = (2 + 1)2( 23 +1)...
1 1 + COS Z 8. Define the function f(x) = (2 + 1)2( 23 +1) (a) (6 points) Find all the singularities of f(z) and classify each one as either a removable singulatiry, a pole of order m (and find m), or an essential singularity. (b) (6 points) Let I = 71+72, where 71 and 42 are the directed smooth curves parameterized by -TT TT zi(t) = 2i(1 – 2t), 05t51 z2(t) = 2eit, sts 2' respectively. Compute Sr...
Do Task 212 Task 211 (C). Find the Laurent series of exp z exp-, and exp-2...
Do Task 212
Task 211 (C). Find the Laurent series of exp z exp-, and exp-2 at zo = 0. From the definition of the coefficients for the Laurent series off at zo, we see that a-1 = Res(f, zo). Sometimes it is easier to find the Laurent series than the residue directly Task 212 (C). Using the results of Task 211, find Res (exp 1,0), Res(-exp z,0), and Res(exp "In fact, given a function f(z) that is holomorphic on...
complex anaylsis please cite any theorems used Suppose f(2)= [(2+1)(2+1>]" + [cose)} a] Find all the...
complex anaylsis
please cite any theorems used
Suppose f(2)= [(2+1)(2+1>]" + [cose)} a] Find all the singularities of f(z) and classify each one as either a removable singularity, a pole of order in (and find m), or an essential singularity. b] suppose T=8, +82 where r. and 8 are the directed parameter'zed by Z,(t)=2i(1-21) ostal -1 = t sh respectively. Compute & fc zi dz. ( Answer can be left in terms of eis in the final answer) Smooth curves...
5. Consider the function f(z)-1. (a) Sketch the horizontal line y 1/2 together with its image under f b) Verify that th...
5. Consider the function f(z)-1. (a) Sketch the horizontal line y 1/2 together with its image under f b) Verify that the image of line y- b>0 is a circle. What are its center and radius? c) What is the image of the half-plane : y>1/2 under f?
5. Consider the function f(z)-1. (a) Sketch the horizontal line y 1/2 together with its image under f b) Verify that the image of line y- b>0 is a circle. What are...
1 - 22) sin(Tz) Consider fe)() a. Find all isolated singularities of f in C and classify each as removable, a pole (specity the order), or essential. b. Explain, with reference to part (a), why f has a series expansion of the form Σ000 ch3k valid near 0. c. Find co d. What is the radius of convergence of the series in part (b)?
5. Let f(x) = e-} Log(z) (that is, f is the principal branch of z-1/2). Compute [flade, where (a) (2 points) y is the upper half of the unit circle C(0) from +1 to -1; (b) (2 points) y is the lower half of the unit circle C1(0) from +1 to -1.
Complex Analysis:
1 + COS Z Define the function 1 f(2)= (z + 1)2(23 +1) (a) Find all the singularities of f(z) and classify each one as either a removable singulatiry, a pole of order m (and find m), or an essential singularity. (b) Let I = 71+72, where yi and 72 are the directed smooth curves parameterized by TT zi(t) = 2i(1 – 2t), 0 < t < 1 z2(t) = 2eit, 277 < t < 2' respectively. Compute...
(16 points total) Let g(t) = (2-sin t)2, (a) (4 points) Find a rational function f(z) such that f(e)) 5. t (Hint: Let z = eit and express cost and sint in terms of z) b) (3 points) Find and classify all the isolated singularities of the function f(2) in part We were unable to transcribe this image
log(2 - 2) Consider the function f(x, y,z) (a) What is the maximal domain off? (Write your answer in set notation.) Find ▽f. (b) Find the tangent hyperplanes Ta2.1,f(r, y, 2) and To-ef(r, y, 2). Find the intersection (c) On (z, y, z)-axes, draw arrows representing the vector field F = Vf at the points (1,0,1), (d) Find the level set of f which has value ("height") wo 0, and describe it in words and of these two hyperplanes, and...
Problem 3: Consider the function f(2) = e2/ . (a) Determine the solutions to the equation f(2) =1 and sketch the locations of these points in the complex plane. (3 points) (b) Consider a circle in the complex plane described by |2 = 1 (unit circle). How many points satisfying f()1 are within the unit circle? Suppose you had considered a much smaller circle, say, described by 10-15. Now how many points are within this smaller circle? (3 points) Points...
1 1 + COS Z 8. Define the function f(x) = (2 + 1)2( 23 +1) (a) (6 points) Find all the singularities of f(z) and classify each one as either a removable singulatiry, a pole of order m (and find m), or an essential singularity. (b) (6 points) Let I = 71+72, where 71 and 42 are the directed smooth curves parameterized by -TT TT zi(t) = 2i(1 – 2t), 05t51 z2(t) = 2eit, sts 2' respectively. Compute Sr...
Do Task 212
Task 211 (C). Find the Laurent series of exp z exp-, and exp-2 at zo = 0. From the definition of the coefficients for the Laurent series off at zo, we see that a-1 = Res(f, zo). Sometimes it is easier to find the Laurent series than the residue directly Task 212 (C). Using the results of Task 211, find Res (exp 1,0), Res(-exp z,0), and Res(exp "In fact, given a function f(z) that is holomorphic on...
complex anaylsis
please cite any theorems used
Suppose f(2)= [(2+1)(2+1>]" + [cose)} a] Find all the singularities of f(z) and classify each one as either a removable singularity, a pole of order in (and find m), or an essential singularity. b] suppose T=8, +82 where r. and 8 are the directed parameter'zed by Z,(t)=2i(1-21) ostal -1 = t sh respectively. Compute & fc zi dz. ( Answer can be left in terms of eis in the final answer) Smooth curves...
5. Consider the function f(z)-1. (a) Sketch the horizontal line y 1/2 together with its image under f b) Verify that the image of line y- b>0 is a circle. What are its center and radius? c) What is the image of the half-plane : y>1/2 under f?
5. Consider the function f(z)-1. (a) Sketch the horizontal line y 1/2 together with its image under f b) Verify that the image of line y- b>0 is a circle. What are...
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