Efficient Alternative for Construction of the Linear System Stemming from Numerical Solution of Heat Transfer Problems via FEM

Table 2

Example of matrix constructed of disorderly manner (above) and orderly one (below).

Disorderly	Row	1	2	1	3	7	2	⋯
	Column	1	3	5	1	2	9	⋯
	Coefficients	0.5	0.2	0.7	0.8	0.9	1.5	⋯
Orderly	Row	1	1	2	2	3	7	⋯
	Column	1	5	3	9	1	2	⋯
	Coefficients	0.5	0.7	0.2	1.5	0.8	0.9	⋯