Sorry for being unclear about this. A number is being expressed as a rational ti... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		ChadNauseam 6 months ago \| parent \| context \| favorite \| on: “A calculator app? Anyone could make that” Sorry for being unclear about this. A number is being expressed as a rational times a real. In the case where the rational is exactly the number we want, we want to be able to set the real to 1, so the multiplication has no effect

CydeWeys 6 months ago [–]

Ahhh OK so it's essentially the null or identity value, saying "you don't need this component for an exact representation". That makes sense, thanks.

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact