Sage categories quickref¶
sage.categories.primer?a primer on Elements, Parents, and Categoriessage.categories.tutorial?a tutorial on Elements, Parents, and CategoriesCategory?technical background on categoriesSets(),Semigroups(),Algebras(QQ)some categoriesSemiGroups().example()??sample implementation of a semigroupHom(A, B),End(A, Algebras())homomorphisms setstensor,cartesian_productfunctorial constructions
Module layout:
sage.categories.basicthe basic categoriessage.categories.allall categoriessage.categories.semigroupstheSemigroups()categorysage.categories.examples.semigroupsthe example ofSemigroups()sage.categories.homsetmorphisms, …sage.categories.functorssage.categories.cartesian_productfunctorial constructions