Category: Mathematics

UIL Number Sense Mar 2026

• khoitsma
• editor's pick, Kids (middle school and up), Mathematics, Mental Math
• 0 Comments

A new old trick

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How Likely Feb 2026

• khoitsma
• Mathematics, Probability/Statistics
• 0 Comments

How Likely Feb 2026🤔

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Looking for a and b — and I accidentally re-proved the Pythagorean theorem Feb 2026

• khoitsma
• editor's pick, Mathematics
• 0 Comments

🤔

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Derivative — polygon properties after offsetting one point Feb 2026

• khoitsma
• Mathematics
• 0 Comments

🤔

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Centers of Gravity of the Triangle and Lean-To Trapezoid Jan 2026

• khoitsma
• Mathematics
• structural engineering
• 0 Comments

🤔

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Classical Structural Analysis (2nd verse) Dec 2025

• khoitsma
• Calculus, Engineering, Mathematics
• 0 Comments

There is an elegance to the mathematical behavior of structures. For me, elegance is beauty and efficiency somewhere between simple and complex.

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