Frequency shift by Fourier transform. Negative signed phase correction.
data : ndarray
Array of NMR data.
pts : float
Number of points to frequency shift the data. Positive value will shift the spectrum to the right, negative values to the left.
ndata : ndarray
Array of NMR data with last axis rolled.
nmrglue.process.proc_base.roll
nmrglue.process.proc_base.rft
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