複ふく素そ数すうふくそすうFreq.FrequencyTop 50,000じ字FuriganaMeanings1nouncomplex numbermathematics›Mathematical term for a number of the form a + bi, where a and b are real numbers and i is the imaginary unit.複ふく素そ数すうは実じっ数すうと虚きょ数すうの和わで表