Complexity theory Algorithmic algebraic geometry 2 Algorithms 2 Chow form 2 Complex variable 2 Cost benefit analysis 2 Eigenvalues and eigenfunctions 2 Energy eigenstates 2 Equidimensional decomposition 2 Equilibration time 2 Fundamental Theorem of Algebra 2 Fundamental theorems 2 Hamiltonians 2 Homotopy method 2 Homotopy methods 2 Level density 2 Logic circuits 2 Newton's methods 2 Newton-Raphson method 2 Polynomial equation 2 Polynomial equations 2 Polynomial system solving 2 Polynomials 2 Quantum circuit 2 Quantum many-body systems 2 Quantum theory 2 Smale's 17th problem 2 Smale's 17th problems 2 Statistical relationship 2 System size 2