👉 Rigour is a concept in mathematics and logic that refers to the rigorousness or precision of arguments, proofs, and statements. In other words, it's about making sure that a statement or argument has all the necessary elements and assumptions in place before concluding its validity. In mathematics, rigor can be seen as the ability to make precise deductions based on axioms and definitions, without requiring any exceptions or caveats. Rigour is often associated with formal proof systems like Zermelo-Fraen