4Pi
id:
4pi-300-4726499
title:
4Pi
text:
4Pi may refer to: IBM System/4 Pi, a family of avionics computers
4Pi microscope, a microscope that uses interference and fluorescence computers
4×π = 12.56637..., the solid angle of a complete sphere measured in steradians
Hermetic detector
brand slug:
wiki
category slug:
encyclopedia
description:
Topics referred to by the same term
original url:
https://en.wikipedia.org/wiki/4Pi
date created:
date modified:
2024-01-13T02:48:04Z
main entity:
{"identifier":"Q4638942","url":"https://www.wikidata.org/entity/Q4638942"}
image:
fields total:
13
integrity:
14