CDDE1: Model 2-D Convection Diffusion Operator
p₁=1, p₂=2, p₃=30

generated by MVMMCD, from the NEP Collection

Download as

Compressed MatrixMarket format file: cdde1.mtx.gz (17990 bytes)
Compressed Harwell-Boeing format file: cdde1.rua.gz (10152 bytes)

Visualizations

Click on image to get an enlarged version. Click on label to get an explanation.

Structure Plot	City Plot
	3D Interactive City Plot
	[ VRML Version 2, gzipped ] 523335 bytes

Matrix Statistics

Size	Type
961 x 961, 4681 entries	real unsymmetric
Nonzeros
total diagonal below diagonal above diagonal A-A' 4681 961 1860 1860 3720
Column Data	Row Data
Average nonzeros per column : 4.9 Standard deviation : 0.35 index nonzeros longest 33 5 shortest 1 3	Average nonzeros per row : 4.9 Standard deviation : 0.35 index nonzeros longest 33 5 shortest 1 3
Bandwidths	Profile Storage
lower 32 upper 32 average |i-j| 13 std.dev. 15	min max ave. std.dev. lower bandwidth 0 31 30 5.3 upper bandwidth 0 31 30 5.3 Symmetric skyline storage requirement:56759
Heaviest diagonals
offset from main 0 -31 -1 1 31 nonzeros 961 930 930 930 930 accumulated percent 20.53 40.40 60.26 80.13 100.00 Top 5 out of 5 nonvoid diagonals.
Conditioning
Frobenius norm 1.4e+02 condition number (est.) 4.1e+03 2-norm (est.) 7.9 diagonal dominance no

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Last change in this page: Wed Sep 22 13:37:31 US/Eastern 2004 [Comments: ]