44XX 


Integral transforms, operational calculus {For fractional derivatives and integrals, see 26A33. For Fourier transforms, see . For integral transforms in distribution spaces, see 46F12. For numerical methods, see 65R10} 


4400 
General reference works (handbooks, dictionaries, bibliographies, etc.) 


4401 
Instructional exposition (textbooks, tutorial papers, etc.) 


4402 
Research exposition (monographs, survey articles) 


4403 
Historical (must also be assigned at least one classification number from Section 01) 


4404 
Explicit machine computation and programs (not the theory of computation or programming) 


4406 
Proceedings, conferences, collections, etc. 


44A05 
General transforms [See also 42A38] 


44A10 
Laplace transform 


44A12 
Radon transform [See also 92C55] 


44A15 
Special transforms (Legendre, Hilbert, etc.) 


44A20 
Transforms of special functions 


44A30 
Multiple transforms 


44A35 
Convolution 


44A40 
Calculus of MikusiĆski and other operational calculi 


44A45 
Classical operational calculus 


44A55 
Discrete operational calculus 


44A60 
Moment problems 


44A99 
Miscellaneous topics 