Comment on big facts

Glitterkoe@lemmy.world ⁨2⁩ ⁨days⁩ ago

• HugeNerd@lemmy.ca ⁨2⁩ ⁨days⁩ ago

  Negative frequency is a concept in signal processing, and many other domains.

  en.wikipedia.org/wiki/Negative_frequency

  Phase could be the thing, beats me, it’s been a while. Negative resistance is also another one of those concepts that pop up now and then, specifically negative differential resistance.

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  • BartyDeCanter@lemmy.sdf.org ⁨2⁩ ⁨days⁩ ago

    Oh god, it’s been a long time since I took Vibrations and Waves, but I still remember filling notebook after notebook with Fourier transform equations.

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  • Glitterkoe@lemmy.world ⁨2⁩ ⁨days⁩ ago

    I mean, the signs* are right there in the article

    *something something sines

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