principal directions


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principal directions

[′prin·sə·pəl di′rek·shənz]
(mathematics)
For a point on a surface, the directions in which the normal curvature attains its absolute maximum and absolute minimum values. The directions of the principal axes of a strain.
References in periodicals archive ?
The polarization directions of shear waves rotate largely as the uniform applied stress varies while the principal directions of the stress remain unchanged.
The distinctiveness of the deviated data, its presence might enormously affect the solution model such as the distribution or principal directions of the data.
It must be noted that principal directions of a tensor are also conjugate directions.
where E and v are the material properties of aluminium layers; and ET, EL are Young moduli in principal directions, GLT is shear modulus, and [v.
It is seen that for all principal directions the medium is birefringent with linearly polarised eigenwaves.
Nasser Saif Al Mansouri said that the plan is derived from the principal directions of the Federal Government for the second session of its strategic plan, which was implemented to the" Vision of the United Arab Emirates 2021" which have been launched by His Highness Sheikh Mohammed bin Rashid Al Maktoum, UAE Vice President and Chairman of the Board Minister and Ruler of Dubai at the beginning of this year.
2010) considered global OSB properties and described this orthotropic material with a set of engineering properties: modulus of elasticity (MOE) in tension in the three principal directions ([E.
Ten appendixes are included: (1) The National Center for Education Accountability's Best Practices Framework; (2) Classroom-Level Survey Packet; (3) School-Level Survey Packet; (4) Principal Directions for Survey Administration; (5) Volunteer Teacher Directions for Survey Administration; (6) Procedure Steps of Data Collection; (7) Institutional Approvals; (8) Identification of Self-Audit Questions Reflective of the Critical Attributes; (9) Renumbering of NCEA's Self-Audit Questions; and (10) Demographic Characteristics for the Teacher and Administrator Samples.
To simplify the things as much as possible, we use the fact that the stress tensor, being symmetric, has orthogonal principal directions in every point of the solid.
1979, Determination of mean principal directions of stresses for a given fault population.
The Guide seeks to give readers 'a synopsis of Lawrence's life and contexts, a detailed introduction to his oeuvre, and an up-to-date account of the principal directions in Lawrence criticism'.

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