Individual #pure_mathematics  the branches of mathematics that study and develop the principles of mathematics for their own sake rather than for their immediate usefulness
  >part:  #arithmetic  #geometry  #trigonometry  #algebra  #infinitesimal_calculus  #set_theory  #group_theory  #topology  #metamathematics
  >part of:  #mathematics__math__maths__math  a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement

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