35Jxx Partial differential equations of elliptic type

• 35J05 Laplace equation, reduced wave equation (Helmholtz), Poisson equation, See also {31Axx, 31Bxx}
• 35J10 Schrodinger operator, See also {35Pxx}
• 35J15 General theory of second-order, elliptic equations
• 35J20 Variational methods for second-order, elliptic equations
• 35J25 Boundary value problems for second-order, elliptic equations
• 35J30 General theory of higher-order, elliptic equations , See also {31A30, 31B30}
• 35J35 Variational methods for higher-order, elliptic equations
• 35J40 Boundary value problems for higher-order, elliptic equations
• 35J45 General theory of elliptic systems of PDE
• 35J50 Variational methods for elliptic systems
• 35J55 Boundary value problems for elliptic systems
• 35J60 Nonlinear PDE of elliptic type
• 35J65 Nonlinear boundary value problems for linear elliptic PDE; boundary value problems for nonlinear elliptic PDE
• 35J67 Boundary values of solutions to elliptic PDE
• 35J70 Elliptic partial differential equations of degenerate type
• 35J85 Unilateral problems and variational inequalities for elliptic PDE, See also {35R35, 49J40}
• 35J99 None of the above but in this section