LINEAR ELEMENTS STRUCTURE MODEL

A graphical-interactive program for structural analysis of trusses, frames and grillages

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LESM is open-source and hosted in a GitLab repository

Types of Model

The program handles five types of model: 2D (plane) truss, 2D (plane) frame, grillage, 3D (spatial) truss, and 3D (spatial) frame.

Types of Analysis

The program allows static and dynamic (time-domain) analysis of structures, considering linear-elastic behavior.

Graphical Interface

The program has an easy-to-use graphical interface for creating structure models and analyzing results.

Gallery

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If you use or have used LESM, whether for teaching, learning or professional purposes, please leave your feedback on your experience with the program

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Terms of use

Users are free to use the program for educational or professional activities. However, neither the authors, nor PUC-Rio, nor Tecgraf/PUC-Rio, no stitution are responsible for any use or misuse of the program and the results. The aforementioned assume no liability or responsibility to any person or company for direct or indirect damages resulting from the use of any information or the use of any of the software made available here. The user is responsible for any and all conclusions made while using the program. There is no warranty and no guarantee. In case of any malfunction of the program, please contact the authors.