Mathematics 18 Architecture 15 History 15 Mathematical models 14 Architecture, Modern 7 Control theory 7 Hamiltonian systems 7 Automatic control 6 Design, Industrial 6 Mathematical physics 6 Signal processing 6 Fractals 5 Mathematical analysis 5 Numerical solutions 5 Operator theory 5 Space (Architecture) 5 Boundary value problems 4 Building materials 4 Building, Wooden 4 Criticism and interpretation 4 Differential equations, Partial 4 Dynamics 4 Linear operators 4 Probabilities 4 Spectral theory (Mathematics) 4 Stochastic processes 4 Symplectic manifolds 4 Wavelets (Mathematics) 4 Aesthetics 3 Architecture, Domestic 3