Hilbert-Schmidt theory is the study of linear integral equations of the Fredholm type with symmetric integral kernels
Hilbert-Schmidt Theory
Explore with Wolfram|Alpha
References
Arfken, G. "Hilbert-Schmidt Theory." §16.4 in Mathematical Methods for Physicists, 3rd ed. Orlando, FL: Academic Press, pp. 890-897, 1985.Referenced on Wolfram|Alpha
Hilbert-Schmidt TheoryCite this as:
Weisstein, Eric W. "Hilbert-Schmidt Theory." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Hilbert-SchmidtTheory.html