42XX 


Harmonic analysis on Euclidean spaces 

42Bxx 

Harmonic analysis in several variables {For automorphic theory, see mainly 11F30} 


42B05 
Fourier series and coefficients 


42B08 
Summability 


42B10 
Fourier and FourierStieltjes transforms and other transforms of Fourier type 


42B15 
Multipliers 


42B20 
Singular and oscillatory integrals (CalderÃ³nZygmund, etc.) 


42B25 
Maximal functions, LittlewoodPaley theory 


42B30 
$H^p$spaces 


42B35 
Function spaces arising in harmonic analysis 


42B37 
Harmonic analysis and PDE [See also 35XX] 


42B99 
None of the above, but in this section 