"전자기 텐서와 맥스웰 방정식"의 두 판 사이의 차이

수학노트
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25번째 줄: 25번째 줄:
 
* <math>F_{\mu\nu} = \partial_\mu A_\nu - \partial_\nu A_\mu \,\!</math><br>
 
* <math>F_{\mu\nu} = \partial_\mu A_\nu - \partial_\nu A_\mu \,\!</math><br>
 
**  예<br>
 
**  예<br>
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** <math>F_{01}=\partial_{0} A_{1} - \partial_{1} A_{0}=-\frac{1}{c}\frac{\partial A_{x}}{\partial t} -\frac{1}{c}\frac{\partial \phi}{\partial x}=E_{x}</math><br>
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** <math>F_{01}=\partial_{0} A_{1} - \partial_{1} A_{0}=-\frac{1}{c}\frac{\partial A_{x}}{\partial t} -\frac{1}{c}\frac{\partial \phi}{\partial x}=\frac{E_{x}}{c}</math><br>
 
** <math>F_{12}=\partial_{1} A_{2} - \partial_{2} A_{1}=-\frac{\partial A_{y}}{\partial x} -\frac{\partial A_{x}}{\partial y}=B_{z}</math><br>
 
** <math>F_{12}=\partial_{1} A_{2} - \partial_{2} A_{1}=-\frac{\partial A_{y}}{\partial x} -\frac{\partial A_{x}}{\partial y}=B_{z}</math><br>
  
 
 
 
 
  
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<math>F_{\mu\nu} = \partial_\mu A_\nu - \partial_\nu A_\mu \,\!</math>
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<math>F_{\mu\nu} =\left( \begin{array}{cccc} 0 & {E_x/c} & {E_y/c} & {E_z/c} \\ -{E_x/c} & 0 & -{B_z} & {B_y} \\ -{E_y/c} & {B_z} & 0 & -{B_x} \\ -{E_z/c} & -{B_y} & {B_x} & 0 \end{array} \right)</math>
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<math>F_{\mu\nu} =\left( \begin{array}{cccc} 0 & {E_x} & {E_y} & {E_z} \\ -{E_x} & 0 & -{B_z} & {B_y} \\ -{E_y} & {B_z} & 0 & -{B_x} \\ -{E_z} & -{B_y} & {B_x} & 0 \end{array} \right)</math>
 
  
 
 
 
 
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<math>=\left( \begin{array}{cccc} 0 & -\frac{\partial {A_x}}{\partial t}-\frac{\partial \phi }{\partial x} & -\frac{\partial {A_y}}{\partial t}-\frac{\partial \phi }{\partial y} & -\frac{\partial {A_z}}{\partial t}-\frac{\partial \phi }{\partial z} \\ \frac{\partial {A_x}}{\partial t}+\frac{\partial \phi }{\partial x} & 0 & \frac{\partial {A_x}}{\partial y}-\frac{\partial {A_y}}{\partial x} & \frac{\partial {A_x}}{\partial z}-\frac{\partial {A_z}}{\partial x} \\ \frac{\partial {A_y}}{\partial t}+\frac{\partial \phi }{\partial y} & \frac{\partial {A_y}}{\partial x}-\frac{\partial {A_x}}{\partial y} & 0 & \frac{\partial {A_y}}{\partial z}-\frac{\partial {A_z}}{\partial y} \\ \frac{\partial {A_z}}{\partial t}+\frac{\partial \phi }{\partial z} & \frac{\partial {A_z}}{\partial x}-\frac{\partial {A_x}}{\partial z} & \frac{\partial {A_z}}{\partial y}-\frac{\partial {A_y}}{\partial z} & 0 \end{array} \right)</math>
 
<math>=\left( \begin{array}{cccc} 0 & -\frac{\partial {A_x}}{\partial t}-\frac{\partial \phi }{\partial x} & -\frac{\partial {A_y}}{\partial t}-\frac{\partial \phi }{\partial y} & -\frac{\partial {A_z}}{\partial t}-\frac{\partial \phi }{\partial z} \\ \frac{\partial {A_x}}{\partial t}+\frac{\partial \phi }{\partial x} & 0 & \frac{\partial {A_x}}{\partial y}-\frac{\partial {A_y}}{\partial x} & \frac{\partial {A_x}}{\partial z}-\frac{\partial {A_z}}{\partial x} \\ \frac{\partial {A_y}}{\partial t}+\frac{\partial \phi }{\partial y} & \frac{\partial {A_y}}{\partial x}-\frac{\partial {A_x}}{\partial y} & 0 & \frac{\partial {A_y}}{\partial z}-\frac{\partial {A_z}}{\partial y} \\ \frac{\partial {A_z}}{\partial t}+\frac{\partial \phi }{\partial z} & \frac{\partial {A_z}}{\partial x}-\frac{\partial {A_x}}{\partial z} & \frac{\partial {A_z}}{\partial y}-\frac{\partial {A_y}}{\partial z} & 0 \end{array} \right)</math>
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<h5>맥스웰 방정식</h5>
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2012년 6월 12일 (화) 11:18 판

이 항목의 수학노트 원문주소

 

 

개요

 

 

기호

 

 

정의
  • 포벡터 포텐셜과 맥스웰 방정식
  • \(F_{\mu\nu} = \partial_\mu A_\nu - \partial_\nu A_\mu \,\!\)
    • 예
    • \(F_{01}=\partial_{0} A_{1} - \partial_{1} A_{0}=-\frac{1}{c}\frac{\partial A_{x}}{\partial t} -\frac{1}{c}\frac{\partial \phi}{\partial x}=\frac{E_{x}}{c}\)
    • \(F_{12}=\partial_{1} A_{2} - \partial_{2} A_{1}=-\frac{\partial A_{y}}{\partial x} -\frac{\partial A_{x}}{\partial y}=B_{z}\)

 

\(F_{\mu\nu} =\left( \begin{array}{cccc} 0 & {E_x/c} & {E_y/c} & {E_z/c} \\ -{E_x/c} & 0 & -{B_z} & {B_y} \\ -{E_y/c} & {B_z} & 0 & -{B_x} \\ -{E_z/c} & -{B_y} & {B_x} & 0 \end{array} \right)\)

 

 

각 성분의 표현

\(\left( \begin{array}{cccc} 0 & {E_x} & {E_y} & {E_z} \\ -{E_x} & 0 & -{B_z} & {B_y} \\ -{E_y} & {B_z} & 0 & -{B_x} \\ -{E_z} & -{B_y} & {B_x} & 0 \end{array} \right)\)

\(=\left( \begin{array}{cccc} 0 & -\frac{\partial {A_x}}{\partial t}-\frac{\partial \phi }{\partial x} & -\frac{\partial {A_y}}{\partial t}-\frac{\partial \phi }{\partial y} & -\frac{\partial {A_z}}{\partial t}-\frac{\partial \phi }{\partial z} \\ \frac{\partial {A_x}}{\partial t}+\frac{\partial \phi }{\partial x} & 0 & \frac{\partial {A_x}}{\partial y}-\frac{\partial {A_y}}{\partial x} & \frac{\partial {A_x}}{\partial z}-\frac{\partial {A_z}}{\partial x} \\ \frac{\partial {A_y}}{\partial t}+\frac{\partial \phi }{\partial y} & \frac{\partial {A_y}}{\partial x}-\frac{\partial {A_x}}{\partial y} & 0 & \frac{\partial {A_y}}{\partial z}-\frac{\partial {A_z}}{\partial y} \\ \frac{\partial {A_z}}{\partial t}+\frac{\partial \phi }{\partial z} & \frac{\partial {A_z}}{\partial x}-\frac{\partial {A_x}}{\partial z} & \frac{\partial {A_z}}{\partial y}-\frac{\partial {A_y}}{\partial z} & 0 \end{array} \right)\)

 

 

 

맥스웰 방정식

 

 

 

 

미분형식
  • \(F=F_{01}dx^{0}\wedge dx^{1}+F_{02}dx^{0}\wedge dx^{2}+\cdots\)

 

 

 

역사

 

 

 

메모

 

 

 

관련된 항목들

 

 

수학용어번역

 

 

매스매티카 파일 및 계산 리소스

 

 

사전 형태의 자료

 

 

리뷰논문, 에세이, 강의노트

 

 

 

관련논문

 

 

관련도서
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