English Explanatory Dictionary

ideal number

English dictionary entry

Meanings

noun
  1. An algebraic integer that represents an ideal in the ring of integers of a number field.

Word forms

ideal number ideal numbers

Etymology

Apparently a calque of German ideale Zahl, a concept in number theory developed by German mathematician Ernst Kummer (1810—1893) and later incorporated by Richard Dedekind into the ring theory concept of ideal.

Related words

perfect number
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