Eftirfarandi síður tengjast á theory:
Birti 21 atriði.
- atomic theory (← tenglar | breyta)
- group theory (← tenglar | breyta)
- critical theory (← tenglar | breyta)
- kenning (← tenglar | breyta)
- fræðikenning (← tenglar | breyta)
- quantum theory (← tenglar | breyta)
- action theory (← tenglar | breyta)
- game theory (← tenglar | breyta)
- conspiracy theory (← tenglar | breyta)
- information theory (← tenglar | breyta)
- knot theory (← tenglar | breyta)
- measurement theory (← tenglar | breyta)
- music theory (← tenglar | breyta)
- normative theory (← tenglar | breyta)
- number theory (← tenglar | breyta)
- probability theory (← tenglar | breyta)
- set theory (← tenglar | breyta)
- theory of electricity (← tenglar | breyta)
- theory of evolution (← tenglar | breyta)
- theory of knowledge (← tenglar | breyta)
- theory of relativity (← tenglar | breyta)