Basics

Did Turing prove the undecidability of the halting problem?

Joel David Hamkins and Theodor Nenu, “Did Turing prove the undecidability of the halting problem?”, 18 pages, 2024, Mathematics arXiv:2407.00680. Abstract. We discuss the...
Basics

Did Turing prove the undecidability of the halting problem?

Joel David Hamkins and Theodor Nenu, “Did Turing prove the undecidability of the halting problem?”, 18 pages, 2024, Mathematics arXiv:2407.00680. Abstract. We discuss the...

Enhancing Geometry Skills Working with Angles Color by Number

 Are you searching for a fun and effective way to reinforce special angle relationships in your geometry lessons?  Look no further...I'm thrilled to introduce...

How the continuum hypothesis could have been a fundamental axiom

Joel David Hamkins, “How the continuum hypothesis could have been a fundamental axiom,” Journal for the Philosophy of Mathematics (2024), DOI:10.36253/jpm-2936, arxiv:2407.02463. Abstract. I...

Double Maths First Thing: Issue A

Double Maths First Thing is where there area 10 kinds of people: those who understand hexadecimal, and F others. Hello! My name is Colin and...

Rounding Numbers in 3rd Grade

Like many other multi-step 3rd grade skills, rounding numbers in 3rd grade can be extremely complicated. Rounding requires so much attention to detail that...