Professor Yaw’s Homepage





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Visit - iMechanica





Louis L. Yaw – Ph.D., PE, SE


Engineering Department

100 SW 4th St.

College Place, WA 99324 USA


Ph.D. (2008) UC Davis

M.S. (1996) UC Davis

B.S.E. (1992) Walla Walla College


Email: Louie.Yaw-|at|

Phone: (509) 527-2081

Fax: (509) 527-2867

Office: CSP 259


Research Interests:  Meshfree, FEM, VEM, Computational Structural Mechanics, Nonlinear Analysis, Co-rotational Analysis, Structural Design.

Introduction to MATLAB videos

My Web Apps



Co-rotational Analysis – Cantilever truss with applied end moment.



  1. Structural Steel Design - LRFD Structural Steel Design Tutorials by Prof. Yaw
  2. Structural Analysis - Structural Analysis Tutorials by Prof. Yaw
  3. Mechanics of Materials - Mechanics of Materials Tutorials by Prof. Yaw
  4. Other Files - Other Files by Prof. Yaw
  5. Matlab Files - Matlab .m Files by Prof. Yaw
  6. Engineering Related Links - Links to websites of interest.
  7. Earthquake Damage Photos - Various photos of damage to structures caused by earthquakes.
  8. Miscellaneous
  9. The Holeee number e to 10,000 digits – ha ha Randeeeeeeeee boy =)
  10. Ph.D. Dissertation – Co-rotational Meshfree Formulation For Large Deformation Inelastic Analysis Of Two-Dimensional Structural Systems (9.39 Mb)
  11. Example Structural Codes List – example building and structural material codes.
  12. Interesting free engineering documents – books, doctoral dissertations, etc.
  13. Co-rotational Analysis – papers, tutorials and theory regarding co-rotational analysis by Prof. Yaw
  14. Working on a senior project with me. Tentative Guidelines.
  15. Nonlinear Analysis – tutorials and discussions regarding nonlinear analysis.
  16. Dlearn - Software associated with book "The Finite Element Method" by Thomas J. R. Hughes
  17. Online Mohr's Circle Tool – a great online Mohr's circle tool.