Math 307 is a theoretical course in linear algebra, geared primarily for students majoring in mathematics, mathematics and physics, and applied mathematics. (Although everyone is welcome, if you're ...

Let ω be a weight on ℤ, and assume that the translation operator S : (un)n∈ℤ → (un–1)n∈ℤ is bounded on ${\mathrm{\ell}}_{\mathrm{\omega }}^{2}\left(\mathrm{\mathbb{Z}}\right)$, and that the spectrum ...

In 50 years of searching, mathematicians found only one example of a “subspace design” that fit their criteria. A new proof reveals that there are infinitely more out there. In the fall of 2017, ...