Saint Louis University
Department of Mathematics and Computer Science
brody dylan johnson
220 North Grand Boulevard, Saint Louis, Missouri 63103. phone: (314) 977-2484, fax: (314) 977-1452, email: brody at slu dot edu
Below, one can find notes or slides for many of my recent talks. Some of these are expository, while others focus on my research program.

Research:
  • Frame potential & finite abelian groups. (pdf)
  • Stable filtering schemes with rational dilations. (pdf)
  • Orthogonal wavelet frames and vector-valued discrete wavelet transforms. (pdf)
  • Basic applications of wavelets. (pdf)
  • Shift-invariant frames and the frame potential. (pdf)
  • Nonseparable bidimensional filter banks associated with oversampled wavelet transforms. (pdf)
  • Multiscale wavelet edge detection. (pdf)

Miscellaneous:
  • Trigonometric interpolation. (notes) (pdf)
  • Hausdorff measure and Hausdorff dimension. (pdf)
  • The Physics of bowling: How good bowlers stay off the straight and narrow. (pdf)
  • The nonholonomy of the rolling sphere. (pdf)
  • The hat problem. (pdf)
  • Frames in Rn. (notes) (pdf)