平行公设 píng xíng gōng shè

DEFINITIONS

  1. the parallel postulate (geometry)
  2. Euclid's fifth postulate

CHARACTERS

平 píng
HSK 3
flat, level, even; peaceful
行 xíng
HSK 3
go; walk; move, travel; circulate
公 gōng
HSK 2
fair, equitable; public; duke
设 shè
HSK 5
build; establish; display