Recent content by dexturelab
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Undergrad EM Pulse Effects & Calculation: Fourier vs Laplace
Thank two members very much. It is appealing to learn new method such as FDTD. However, in my problem, the previous author had analytical result of a sinusoidal wave, and there are several surfaces with surface currents (a cell with an organelle inside). I wonder that is this method...- dexturelab
- Post #4
- Forum: Mechanics
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Achieving normal derivative in spheroidal coordinate
Thank you tim_lou, In fact, I am totally an amateur in this type of calculation. So, can you please recommend me any basic textbooks or simple introductories. For example, if I have the equation of a membrane in xyz coordinate, what can I do to get the normal vector \vec(n). Moreover...- dexturelab
- Post #3
- Forum: Calculus and Beyond Homework Help
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Achieving normal derivative in spheroidal coordinate
Homework Statement Hi PhysicsForums, I am calculating something related to the spheroidal membrane and want to ask you a question. I consider a oblate spheroid (Oblate spheroidal coordinates can also be considered as a limiting case of ellipsoidal coordinates in which the two largest...- dexturelab
- Thread
- Coordinate Derivative Normal
- Replies: 3
- Forum: Calculus and Beyond Homework Help
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Graduate Normal derivative in spheroidal coordinate
Hi PhysicsForums, I am calculating something related to the spheroidal membrane and want to ask you a question. I consider a oblate spheroid (Oblate spheroidal coordinates can also be considered as a limiting case of ellipsoidal coordinates in which the two largest semi-axes are equal in...- dexturelab
- Thread
- Coordinate Derivative Normal
- Replies: 1
- Forum: Differential Geometry