blog posts

4- Easy Introduction to Matrix operations-part-2.

January 27, 2026January 8, 2021 by Maged kamel

Post-4-matrix-Matrix operations part 2-Powers of a matrix.

A discussion of matrix operations-part-2 The operations are powers of matrix & multiplication of 3×3 matrices. Review of the properties of matrix addition.

20-Solved problem 4-16 for k factor for a portal frame.

July 16, 2025January 8, 2021 by Maged kamel

Solved problem 4-16 for the k value for an unbraced frame.

Solved Problem 4-16-part -1 For K Factor, for un-braced frame with different end conditions, and how to estimate the k values for two columns?

1A- Easy introduction to Tension members-part-2.

January 5, 2026January 5, 2021 by Maged kamel

Introduction to post 1A-tension members.

Introduction to Tension members-part 2, how to estimate net area. The definition of net area, net effective area.

4-Derive the expression for L-U values for-3×3 matrix.

January 25, 2026January 1, 2021 by Maged kamel

Brief illustration of Post 4- numerical linear.

Step-by-step guide on how to derive the expression for L-U values for-3×3 matrix using Doolittle’s method?

1- A step-by-step introduction to tension members.

January 5, 2026January 1, 2021 by Maged kamel

Where to use Tension members? which chapter in Ais Governs design?

Introduction to tension members. What are the various types of fracture of tension members? The damage due to the punching of a hole.

1-What is the First moment of area?

November 6, 2025December 31, 2020 by Maged kamel

Brief illustration for Post 1-first moment of area

The lecture includes definitions for the area, Cg of an area, and the first moment of area, Moment of inertia, and product of inertia.

4-Nominal shear strength and bearing- tear out made simple.

September 19, 2025December 30, 2020 by Maged kamel

Brief illustration for the content of post 4-bearing types connections

The relation between the nominal shear strength of bolts, and their ultimate strength. The discussion is about bearing and tear out in more detail.