Matrix FIDAPM10

FIDAPM10: 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: fidapm10.mtx.gz (382349 bytes)
Right-hand-side in MatrixMarket array format: fidapm10_rhs1.mtx.gz (2310 bytes)

Compressed Harwell-Boeing format file: fidapm10.rua.gz (292029 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

Size Type

3046 x 3046, 53842 entries real unsymmetric

Nonzeros

total diagonal below diagonal above diagonal A-A'
53206 2410 25398 25398 0

Column Data Row Data

Average nonzeros per column : 17
Standard deviation : 7.5
index nonzeros
longest 224 37
shortest 1 6
Average nonzeros per row : 17
Standard deviation : 7.5
index nonzeros
longest 224 37
shortest 1 6

Bandwidths Profile Storage

lower 140 upper 140
average |i-j| 53 std.dev. 41

min max ave. std.dev.
lower bandwidth 0 139 82 39
upper bandwidth 0 139 82 39
Symmetric skyline storage requirement:254074

Heaviest diagonals

offset from main 0 -3 3 -6 6 -68 68 -65 65 -59
nonzeros 2410 2364 2364 1366 1366 1047 1047 1044 1044 1025
accumulated percent 4.53 8.97 13.42 15.98 18.55 20.52 22.49 24.45 26.41 28.34

Top 10 out of 195 nonvoid diagonals.

Conditioning

Frobenius norm 9.8 condition number (est.) 3.86e+04
2-norm (est.) 1.2 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.

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Last change in this page: Wed Sep 22 13:34:03 US/Eastern 2004 [Comments: ]