ABSTRACT

An n-dimensional manifold-with-boundary is a space X locally homeomorphic to the Euclidean half-space R + n = { ( x 1 , … , x n ) ∈ R n | x n ≥ 0 } https://s3-euw1-ap-pe-df-pch-content-public-p.s3.eu-west-1.amazonaws.com/9780429502408/295d3acc-dfa3-4421-a2d3-a9c22ffb681c/content/eq1125.tif"/> https://s3-euw1-ap-pe-df-pch-content-public-p.s3.eu-west-1.amazonaws.com/9780429502408/295d3acc-dfa3-4421-a2d3-a9c22ffb681c/content/pg237_1.tif"/>