Read More
Date: 26-6-2019
![]()
Date: 2-9-2019
![]()
Date: 12-10-2018
![]() |
The Hankel functions of the first kind are defined as
![]() |
(1) |
where is a Bessel function of the first kind and
is a Bessel function of the second kind. Hankel functions of the first kind is implemented in the Wolfram Language as HankelH1[n, z].
Hankel functions of the first kind can be represented as a contour integral over the upper half-plane using
![]() |
(2) |
The derivative of is given by
![]() |
(3) |
The plots above show the structure of in the complex plane.
REFERENCES:
Arfken, G. "Hankel Functions." §11.4 in Mathematical Methods for Physicists, 3rd ed. Orlando, FL: Academic Press, pp. 604-610, 1985.
Morse, P. M. and Feshbach, H. Methods of Theoretical Physics, Part I. New York: McGraw-Hill, pp. 623-624, 1953.
|
|
إدارة الغذاء والدواء الأميركية تقرّ عقارا جديدا للألزهايمر
|
|
|
|
|
شراء وقود الطائرات المستدام.. "الدفع" من جيب المسافر
|
|
|
|
|
ضمن مؤتمر الإمام الحجة(عجل الله فرجه) العلمي باحث كويتي يناقش إثبات ولادة الإمام المهدي (عجّل الله فرجه) من التّوقيعات الشّريفة
|
|
|