main diagonal


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Related to main diagonal: principal diagonal

main diagonal

[¦mān dī′ag·ən·əl]
(mathematics)

main diagonal

A diagonal member of a web, joining the top and bottom chords of a truss.
References in periodicals archive ?
8 A symmetric tree-like tableau is a tree-like tableau unchanged by the reflection with respect to its main diagonal.
The refined Lee filter with the window 7x7 is used to eliminate the noise and main diagonal elements of the polarimetric coherency matrix such as [T11,T22,T33], and span images are extracted.
This remains true for any submatrix whose lower-left corner intersects the main diagonal,
n]) on the main diagonal of P as its profile, and note that there are [2.
In more technical terms, only about 95% of a percentage point increase in 2007 is met in 2011 and thus the slope is lower than the main diagonal line that corresponds to a slope of unity.
2], measures the dispersion in match production from the main diagonal.
The hypergamy parameter Hyper is assigned to cells that lie under the main diagonal and indicates whether--in the absence of homogamy--it is the man who has achieved a higher level of education (see Table 3).
where diag(u) is the diagonal matrix of vector u, its main diagonal elements are the elements of vector u and all other elements are zeros.
Visually, the upper right half of the matrix does not mirror the lower left half of the matrix about the main diagonal.
On exit, the main diagonal and the first B super- (if UPLO = `U') or subdiagonals (UPLO = `L') of A are overwritten with the upper or lower triangle of the banded matrix [A.
This test result is not accurate, and is fairly removed from the main diagonal.
The WSL wall series is the Slant line with a main diagonal flat panel and the WCL Classic group features a concave curve.