IN an earlier paper1, we have described a new type of interferometer which has been used to measure the angular diameter of radio stars2. In this instrument the signals from two aerials Ax and A2 (Fig ...

Can good cameras really come in small packages? We think so. Here are our best small mirrorless cameras for fantastic image ...

Practise your 2 times tables with this quiz. The 5 times table Learn all about the 5 times table and find out about multiples of 5. The 10 times table Discover the 10 times tables and try this quiz.

Numberphile revived an ancient multiplication trick—halves and doubles—also called Egyptian or Russian math, where you repeatedly halve one number and double the other. After crossing out rows with ...

You can get the answers to geometry dimensions of several shapes, and you can solve for area, side, perimeter, diagonal, ...

When you are doing division, it's helpful to use a written method. This can be especially useful if the numbers get too big to calculate in your head. If the number you are dividing by (this is called ...

Abstract: In this letter, a new method for rectangular waveguides bandpass filters with improved stopband performance is presented. By setting the position of the coupling window, the coupling of the ...

RECTANGLE JAUNE designs and manufactures a whole range of men’s clothing from casual to formal in addition to a wide collection of accessories. The RECTANGLE JAUNE total look is perfectly adapted to ...

Abstract: We consider the problem of massive matrix multiplication, which underlies many data analytic applications, in a large-scale distributed system comprising a group of worker nodes. We target ...

This is the first part of the University of Helsinki’s free massive open online course (MOOC) on Python Programming. The course is split up into two individual courses: Introduction to Programming and ...