# Fourier series

NOUN
1. the sum of a series of trigonometric expressions; used in the analysis of periodic functions
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## How To Use Fourier series In A Sentence

• In 1873 he gave a continuous function with divergent Fourier series at any point solving a major problem.
• Even when such a calculation is not followed through, the insight obtained from the Fourier series concept is often helpful.
• In 1873 he gave a continuous function with divergent Fourier series at any point solving a major problem.
• Lanczos was much influenced by Fejér; he learnt from him about Fourier series, orthogonal polynomials, and interpolation.
• Laplace transformation, array, vector, determinate, linear equation set, Fourier series, partial differential equations.
• In Linear system, Fourier Transform (FT), Fourier Series (FST), Fourier Z Transform (FZT) and Discrete Fourier Transform (DFT) are used to analyze and process signals.
• He worked on the four colour problem and also published books on calculus, differential equations, complex variable and Fourier series.