複ふく素そ解かい析せき

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Meanings

1

noun

complex analysis

mathematics

The branch of mathematics dealing with functions of complex variables.

複ふく素そ数すう
複素数 is 'complex number', the basic object studied in 複素解析.
解かい析せき学がく
解析学 is 'analysis' in general; 複素解析 is the subfield focused on complex functions.

Compound of 複素 (complex) and 解析 (analysis), a direct translation of the English term 'complex analysis'.