Skip to main content

FourierCosSeries

FourierCosSeries[expr,t,n] gives the nth-order Fourier cosine series expansion of expr in t.

FourierCosSeries[expr,{t1,t2,…},{n1,n2,…}] gives the multidimensional Fourier cosine series of expr.

Please visit the official Wolfram Language Reference for more details and examples on core symbols.