13 citations · 23 across the 2 of their papers we have counts for
2 papers
math.CT2004★ 13 cited
Thin Elements and Commutative Shells in Cubical omega-categories
Philip J. Higgins
The relationships between thin elements, commutative shells and connections in cubical omega-categories are explored by a method which does not involve the use of pasting theory or…
math.AT2002★ 10 cited
The fundamental groupoid of the quotient of a Hausdorff space by a discontinuous action of a discrete group is the orbit groupoid of the induced action
Ronald Brown, Philip J. Higgins
The main result is that the fundamental groupoid of the orbit space of a discontinuous action of a discrete group on a Hausdorff space which admits a universal cover is the orbit g…