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In the early 1970s mathematician Donald Knuth spent a sabbatical with his wife in Norway. The time was meant to be spent relaxing. Yet one night he woke up his partner in a state of agitation. He ...

What is the most bizarre real number that you can imagine? Probably many people think of an irrational number such as pi (π) or Euler’s number. And indeed, such values can be considered “wild.” After ...

Embedded C and C++ programmers are familiar with signed and unsigned integers and floating-point values of various sizes, but a number of numerical formats can be used in embedded applications. Here ...

Using high school algebra and geometry, and knowing just one rational point on a circle or elliptic curve, we can locate infinitely many others. You’re sitting at the end of a long conference table, ...

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The p-adics form an infinite collection of number systems based on prime numbers. They’re at the heart of modern number theory. The rational numbers are the most familiar numbers: 1, -5, ½, and every ...

in form "n/m" where n and m are integers. Eg.: from_string_to_fraction("-2.5(37)") returns "-1256/495". If the number is a repeating decimal, its peridod should appear between round brackets. It needs ...

This paper presents recent results of this author and Z. Kadelburg and also contains additional comments and remarks. These results complete the study of number systems which this author has published ...

This video will help your child's understanding of fractions! WSKG is here to help you help your child understand the basic concepts of the common core curriculum with our Good To Know video series!

Is our ability to map numbers onto a physical space – such as along a line – a cultural invention rather than an innate ability? Members of a remote tribe in Papua New Guinea understand the concept of ...