上確界 shàng què jiè

least upper bound; supremum (math.)

Word data

HSK Not in HSK
Frequency Unknown

Definitions

  1. 1. least upper bound
  2. 2. supremum (math.)

Characters

Character Meaning
上 shàng HSK 1
to go up; on top; above
確 què
true; real; firm
界 jiè HSK 3
boundary; scope; circles