====== Kac-Moody Algebras ====== See: [[https://arxiv.org/abs/hep-th/9601117|The Beacon of Kac-Moody Symmetry for Physics]] and the history of [[https://physicstravelguide.com/advanced_notions/quantum_field_theory/anomalies#tab__history|anomalies]]. Explanations in this section should contain no formulas, but instead colloquial things like you would hear them during a coffee break or at a cocktail party. In this section things should be explained by analogy and with pictures and, if necessary, some formulas. The motto in this section is: //the higher the level of abstraction, the better//. --> Common Question 1# <-- --> Common Question 2# <-- --> Example1# <-- --> Example2:# <--