un:power-spectrum
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| where $F(k)$ is the Fourier transform of a function $f(\theta)$ and $k\sim \theta^{-1}$ is the Fourier scale or frequency corresponding to the variable $\theta$. A power spectrum gives the power $P(k)$ at different scales $k$. | where $F(k)$ is the Fourier transform of a function $f(\theta)$ and $k\sim \theta^{-1}$ is the Fourier scale or frequency corresponding to the variable $\theta$. A power spectrum gives the power $P(k)$ at different scales $k$. | ||
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| + | ====== Surface ====== | ||
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| + | ====== Cube ====== | ||
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un/power-spectrum.1683283261.txt.gz · Last modified: by asad