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Digit Sums and Cyclic Patterns Jan 2023 khoitsma Concept, Mathematics 0 Comments Excerpt from the paper ‘This simple pattern may be recalled when students are first exposed to cosets and quotient groups much later in their academic career, as the set {2, 8} is one of six cosets in the quotient group C12/{0, 6}.’ Continue Reading
Monty Hall — Consider Only Strategy Dec 2022 khoitsma Concept, Probability/Statistics 1 Comment And what’s the chance it’s a yellow car? Continue Reading
Rechnen, Multiplizieren und Addieren Nov 2022 khoitsma Kids (middle school and up), Mathematics, Mental Math 0 Comments Sum the numbers — let me count the ways Continue Reading
Easy Section Properties for Array of Points © Oct 2022 khoitsma AISC, Concept, Engineering, Mathematics, Steel Detail 0 Comments Based on finite calculus Continue Reading