Matrix BFW398B

BFW398B: 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 BFW398A from BFWAVE set.

Download as

Compressed MatrixMarket format file: bfw398b.mtx.gz (9613 bytes)

Compressed Harwell-Boeing format file: bfw398b.rua.gz (6707 bytes)

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Visualizations

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Structure Plot	City Plot

	3D Interactive City Plot
	[ VRML Version 2, gzipped ] 340269 bytes

Size Type

398 x 398, 2910 entries real symmetric indefinite

Nonzeros

total diagonal below diagonal above diagonal A-A'
2910 398 1256 1256 0

Column Data Row Data

Average nonzeros per column : 7.3
Standard deviation : 2.5
index nonzeros
longest 9 13
shortest 99 2
Average nonzeros per row : 7.3
Standard deviation : 2.5
index nonzeros
longest 9 13
shortest 99 2

Bandwidths Profile Storage

lower 304 upper 304
average |i-j| 70 std.dev. 96

min max ave. std.dev.
lower bandwidth 0 303 1.5e+02 99
upper bandwidth 0 303 1.5e+02 99
Symmetric skyline storage requirement:61286

Heaviest diagonals

offset from main 0 -2 2 -10 10 -28 28 -4 4 -26
nonzeros 398 308 308 80 80 76 76 73 73 60
accumulated percent 13.68 24.26 34.85 37.59 40.34 42.96 45.57 48.08 50.58 52.65

Top 10 out of 329 nonvoid diagonals.

Conditioning

Frobenius norm 0.00024 condition number (est.) 36
2-norm (est.) 3.2e-05 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: ]