Partial Differential Equations in Two or More Dimensions

The solution surface for (2u = u + 3 over a unit square. Equation ((2u = u + 3) can also be solved using pdetool with the following PDE specification. The results from Matlab are shown in Figure 3.9-4. Figure 3.9-4. Matlab solution for (2u = u + 3 over a unit square. 3-62 ................
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