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Cardiology. Pulsus alternans is a physical finding with arterial pulse waveform showing alternating strong and weak beats. [ 1] It is almost always indicative of left ventricular systolic impairment, and carries a poor prognosis. The condition is relatively rare, and patients with the greatest risk for developing pulsus alternans include those ...
3 Assessment comment. 1 comment. Toggle the table of contents. Talk: Pulse 1. Add languages. Page contents not supported in other languages. Article; Talk; English.
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The paper is very careful to describe what they have generated as "sinc-shaped pulses" rather than actual sinc pulses. They generate these using a rectangular band-limited frequency comb. It is a mathematical result from Fourier analysis that a bounded function in the frequency domain is of necessity unbounded in the time domain (and vice versa).
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