In this paper the positive and strictly contractive extension problems for almost periodic matrix functions are treated. We present necessary and sufficient conditions for the existence of extensions ...

This is a preview. Log in through your library . Abstract In this paper three important matrix differentiation theorems are established and some special cases pointed out. The results are used to ...

Computer scientists have discovered a new way to multiply large matrices faster than ever before by eliminating a previously unknown inefficiency, reports Quanta Magazine. This could eventually ...

An analysis from a team of California Department of Transportation experts, released Thursday after more than a year of preparation, confirmed data problems involving radiation-based tests of ...