no-ghost theorem

Questions

What does no-ghost theorem mean?

Goddard-Thorn theorem

Where does no-ghost theorem come from?

A play on no-go theorem, incorporating ghost; so called because, in the original statement of the theorem, there are no vectors of negative norm for r ≠ 0.

How to pronounce no-ghost theorem

1. Open the pronunciation page — Open the Speakur entry for “no-ghost theorem”.
2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
3. Play the audio — Click Play to hear reference audio for “no-ghost theorem”.
4. Repeat and practice — Say “no-ghost theorem” aloud, matching stress and vowels until it feels natural.