Two Legendre-Dual-Petrov-Galerkin Algorithms for Solving the Integrated Forms of High Odd-Order Boundary Value Problems

Table 2

Condition numbers for the matrices 𝐴_𝑛,𝐷_𝑛.

𝑁	𝑛	Cond (𝐴𝑛)	Cond (𝐷𝑛)	𝑛	Cond (𝐴𝑛)	Cond (𝐷𝑛)	𝑛	Cond (𝐴𝑛)	Cond (𝐷𝑛)
12	1	2.781	10.003	2	3.127	8.327	3	3.127	6.759
24		2.996	10.152		3.620	9.105		4.026	8.866
32		3.048	10.152		3.735	9.107		4.224	8.899
48		3.099	10.152		3.847	9.107		4.414	8.899
64		3.124	10.152		3.902	9.106		4.506	8.899