pure mathematics

Từ điển WordNet v3.1 - WordNet Dictionary

noun

the branches of mathematics that study and develop the principles of mathematics for their own sake rather than for their immediate usefulness
• Hypernyms:
mathematics, math, maths
• Hyponyms:
arithmetic, geometry, numerical analysis, trigonometry, trig,
algebra, calculus, infinitesimal calculus, set theory, group theory, topology,
analysis situs, metamathematics