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What are the inverse functions for Fourier transforms and trigonometric/hyperbolic functions, and how do help and lookfor commands differ in their usage?
Computer Science
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Answer
This image displays a list of commands and their descriptions, typically found in a technical computing environment. It also shows a note about using help versus lookfor for finding information.
Step-by-step solution
2 stepsIdentify the context and general information.
The image shows "Figure 1.9 The Current Folder Browser" and explains that the command "help inverse" will produce nothing, while "lookfor inverse" will produce the following results.
List the commands and their descriptions.
The commands and their descriptions are:
ifft: Inverse discrete Fourier transform.ifft2: Two-dimensional inverse discrete Fourier transform.ifftn: N-dimensional inverse discrete Fourier transform.ifftshift: Inverse FFT shift.acos: Inverse cosine, result in radians.acosd: Inverse cosine, result in degrees.acosh: Inverse hyperbolic cosine.acot: Inverse cotangent, result in radian.acotd: Inverse cotangent, result in degrees.acoth: Inverse hyperbolic cotangent.
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