Matrix FIDAP001

FIDAP001: Matrices generated by the FIDAP Package

from set FIDAP, from the SPARSKIT Collection

[Download] [Visualizations] [Matrix Statistics] [Set Information]

Download as

Compressed MatrixMarket format file: fidap001.mtx.gz (27107 bytes)
Right-hand-side in MatrixMarket array format: fidap001_rhs1.mtx.gz (223 bytes)

Compressed Harwell-Boeing format file: fidap001.rua.gz (22536 bytes)

Help: My browser can't read the compressed data files. What now?

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 ] 119435 bytes

Size Type

216 x 216, 4374 entries real unsymmetric

Nonzeros

total diagonal below diagonal above diagonal A-A'
4339 181 2079 2079 0

Column Data Row Data

Average nonzeros per column : 20
Standard deviation : 9
index nonzeros
longest 82 50
shortest 5 8
Average nonzeros per row : 20
Standard deviation : 9
index nonzeros
longest 82 50
shortest 5 8

Bandwidths Profile Storage

lower 65 upper 65
average |i-j| 20 std.dev. 16

min max ave. std.dev.
lower bandwidth 0 64 25 18
upper bandwidth 0 64 25 18
Symmetric skyline storage requirement:5528

Heaviest diagonals

offset from main 0 -2 2 -4 4 -3 3 -5 5 -6
nonzeros 181 149 149 99 99 95 95 89 89 85
accumulated percent 4.17 7.61 11.04 13.32 15.60 17.79 19.98 22.03 24.08 26.04

Top 10 out of 127 nonvoid diagonals.

Conditioning

Frobenius norm 0.68 condition number (est.) 6.5e+04
2-norm (est.) 0.13 diagonal dominance no

Set Information

Set FIDAP
Source:	Isaac Hasbani (Fluid Dynamics International) Barry Rackner (Minnesota Supercomputer Center)
Discipline:	Finite element modeling

The Matrix Market is a service of the Mathematical and Computational Sciences Division / Information Technology Laboratory / National Institute of Standards and Technology.

[ Home ] [ Search ] [ Browse ] [ Resources ]

Last change in this page: Wed Sep 22 13:34:00 US/Eastern 2004 [Comments: ]