→ arsenefrog : 收電機系精華 05/02 19:59
課程名稱︰工程數學-複變
課程性質︰必修
課程教師︰陳士元
開課學院:電機資訊學院
開課系所︰電機工程學系
考試日期(年月日)︰104/4/7
考試時限(分鐘):110分鐘
試題 :
COMPLEX ANALYSIS
Quiz 1 (陳士元老師班)
_2
1. Find the image of the line Im(z) = 1 under the mapping f(z) = z .(10%)
-1 -1
2. Find the derivative of tanh (z) + cosh (z) ar z = -√2 .(10%)
2 2 2 2
3. If f(z) = (ax + xy + by ) + i(cx + xy + dy ) is an analytic function in
domain D, find a, b, c, and d.(10%)
4. Find all values of the given quantity. (10% each)
i
(a) (1 + i)
i
(b) ln(i )
-1
(c) cos (i)
5. Evaluate the given integrals along the indicated contour C. (10% each)
1 3
(a) ∮ ────────── dz , C: |z| = --- .
C (z^2 - 1)(z^2 - 4) 2
cos z
(b) ∮ ─────── dz , C: |z + 3i| = 2 .
C πi 3
(z - ---)
2
z
(c) ∮ ──── dz , C: |z| = 3 .
C |z|^2
z 2
e x 2
(d) ∮ ────────── . C: --- + y = 1 .
C [(z + 1)^2](z - 5) 4
--
※ 發信站: 批踢踢實業坊(ptt.cc), 來自: 140.112.73.49
※ 文章網址: https://www.ptt.cc/bbs/NTU-Exam/M.1430558551.A.99B.html
※ 編輯: NTUkobe (140.112.73.49), 05/02/2015 18:02:02