TY - GEN digital ID - 131997964 TI - Fourier analysis and approximation AU - Butzer, Paul L. AU - Nessel, Rolf J. PY - 1971 SN - 0121485013 PB - Basel DB - UniCat KW - Harmonic analysis. Fourier analysis UR - https://www.unicat.be/uniCat?func=search&query=sysid:131997964 AB - ER -