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gyomulast Tuesday at 8:57 AM1 replyview on HN

> A photon is, from its point of reference, at the point of creation and at the point of destination at the same "time"

> every photon exists, from its point of view, for only infinitely small amount of time

Why is that amount “infinitely small” and not 0 since photons travel exactly at the speed of light?


Replies

RobotToasterlast Tuesday at 9:24 AM

Existing for zero time would imply it never existed.

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