axioms in geometry

to study / to learn

axiom

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

deep, profound

deep, close, thick, profound

deep, profound

(mathematics, colloquial) Short for 幾何学 (kikagaku): geometry