Matrix BFW62B

BFW62B: Bounded Finline Dielectric Waveguide

from set BFWAVE, from the NEP Collection

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From generalized eigenvalue problem Ax=(lambda)Bx. This is matrix B; matrix A is BFW62A from BFWAVE set.

Download as

Compressed MatrixMarket format file: bfw62b.mtx.gz (1311 bytes)

Compressed Harwell-Boeing format file: bfw62b.rua.gz (1129 bytes)

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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 ] 42016 bytes

Size Type

62 x 62, 342 entries real symmetric indefinite

Nonzeros

total diagonal below diagonal above diagonal A-A'
342 62 140 140 0

Column Data Row Data

Average nonzeros per column : 5.5
Standard deviation : 1.9
index nonzeros
longest 7 13
shortest 15 2
Average nonzeros per row : 5.5
Standard deviation : 1.9
index nonzeros
longest 7 13
shortest 15 2

Bandwidths Profile Storage

lower 49 upper 49
average |i-j| 11 std.dev. 14

min max ave. std.dev.
lower bandwidth 0 48 21 16
upper bandwidth 0 48 21 16
Symmetric skyline storage requirement:1384

Heaviest diagonals

offset from main 0 -2 2 -4 4 -3 -1 1 3 -10
nonzeros 62 32 32 14 14 11 11 11 11 9
accumulated percent 18.13 27.49 36.84 40.94 45.03 48.25 51.46 54.68 57.89 60.53

Top 10 out of 63 nonvoid diagonals.

Conditioning

Frobenius norm 0.00054 condition number (est.) 31
2-norm (est.) 0.00018 diagonal dominance no

Set Information

Set BFWAVE
Source:	B. Schultz and S. Gedney, University of Kentucky
Discipline:	Electrical engineering

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