A system of nonlinear equations
Equations nonlinear pileup
non-smooth nonlinear equations method
over-determinated nonlinear equations
system of nonlinear equations
differential difference equations
group of difference equations
neutral difference equations
difference in difference
difference in difference (DD) method
Difference-in-difference
0-1 nonlinear programming
0-1 nonlinear pro-gramming
1D nonlinear advection equation
1D nonlinear consolidation
2+1-dimensions nonlinear dispersive long wave equa
2-D nonlinear finite element method