Wavelets 10 Dilation equation 8 Refinement equation 8 Fractals 6 Multiwavelets 6 Accuracy 4 Accuracy; approximation by translates; dilation equations; dilation matrix; multidimensional refinable functions; multidimensional wavelets; multiwavelets; refinement equations; refinable functions; shift invariant spaces; wavelets 4 Dilation matrix 4 Fixed points 4 Functional equation 4 Inverse problem for fractals 4 Multidimensional wavelets 4 Refinable distributions 4 Refinable functions 4 Self-similarity 4 Shift invariant spaces 4 Algorithms 2 Boundary conditions 2 Convergence of numerical methods 2 Function evaluation 2 Joint spectral radius 2 Matrix algebra 2 Multiresolution analysis 2 Multivariate multiscaling functions 2 Refinement equations 2 Set theory 2 Theorem proving 2 Tiles 2 Vectors 2 Wavelet transforms 2