DWT 758: Everstine's collection

from set DWT, from the Harwell-Boeing Collection

The finite element model that generated this matrix contains 758 nodes, 68 triangular axisymmetric elements, and 597 quadrilateral axisymmetric elements. The model is shown below. Plate and solid elements are outlined in black.

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Download as

Compressed MatrixMarket format file: dwt__758.mtx.gz (6363 bytes)
Compressed Harwell-Boeing format file: dwt__758.psa.gz (5862 bytes)

Visualizations

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

Structure Plot

Matrix Statistics

Size	Type
758 x 758, 5994 entries	pattern symmetric indefinite
Nonzeros
total diagonal below diagonal above diagonal A-A' 5994 758 2618 2618 0
Column Data	Row Data
Average nonzeros per column : 7.9 Standard deviation : 1.5 index nonzeros longest 359 11 shortest 1 4	Average nonzeros per row : 7.9 Standard deviation : 1.5 index nonzeros longest 359 11 shortest 1 4
Bandwidths	Profile Storage
lower 201 upper 201 average |i-j| 21 std.dev. 31	min max ave. std.dev. lower bandwidth 1 201 31 36 upper bandwidth 1 201 31 36 Symmetric skyline storage requirement:23871
Heaviest diagonals
offset from main 0 -1 1 -55 -54 54 55 -5 5 -6 nonzeros 758 676 676 242 242 242 242 209 209 191 accumulated percent 12.65 23.92 35.20 39.24 43.28 47.31 51.35 54.84 58.32 61.51 Top 10 out of 167 nonvoid diagonals.
Conditioning
Pattern matrix. No conditioning information.

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Last change in this page: Wed Sep 22 13:33:35 US/Eastern 2004 [Comments: ]