Title: Diagrammatic Algebra
Subjects: Mathematics, Algebraic topology, Homology theory, Intersection homology theory, Algebraic topology -- Homology and cohomology theories [See also 57Txx] -- None of the above, but in this section, Manifolds and cell complexes {For complex manifolds, see 32Qxx} -- Differential topology {For foundational questions of differentiable manifolds, see 58Axx; for infinite-dimensional manifolds, see 58B