For more than two millennia, mathematicians have produced a growing heap of pi equations in their ongoing search for methods to calculate pi faster and faster. The pile of equatio ...
Celebrate Pi Day and read all about how this number pops up across math and science on our special Pi Day page. Grab something circular, like a cup, measure the distance around the circle, and divide ...
Abstract: This study used a 2.4 GHz four-channel phase- and quadrature self-injection-locked radar to detect vital signs of a moving person. A modified principal component analysis (MPCA) method was ...
Abstract: This paper presents two mathematical optimization models to solve problems related to the design and planning of 5G wireless communications networks using millimeter wave frequency spectrum.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results