35XX 


Partial differential equations 

35Rxx 

Miscellaneous topics involving partial differential equations {For equations on manifolds, see 58Jxx; for manifolds of solutions, see 58Bxx; for stochastic PDEs, see also 60H15} 


35R05 
PDE with discontinuous coefficients or data 


35R10 
Partial functionaldifferential or differentialdifference equations, with or without deviating arguments 


35R12 
Impulsive partial differential equations 


35R15 
Partial differential equations on infinitedimensional (e.g. function) spaces (= PDE in infinitely many variables) [See also 46Gxx, 58D25] 


35R20 
Partial operatordifferential equations (i.e. PDE on finitedimensional spaces for abstract space valued functions) [See also 34Gxx, 47A50, 47D03, 47D06, 47D09, 47H20, 47Jxx] 


35R25 
Improperly posed problems for PDE 


35R30 
Inverse problems (undetermined coefficients, etc.) for PDE 


35R35 
Free boundary problems for PDE 


35R45 
Partial differential inequalities 


35R50 
Partial differential equations of infinite order 


35R60 
Partial differential equations with randomness [See also 60H15] 


35R70 
PDE with multivalued righthand sides 


35R99 
None of the above, but in this section 