Katolog > Science > Math > Recreations > Specific Numbers > Infinity

Used in many context, infinity can have many meanings. The sequence of natural numbers, 1, 2, 3, ..., is said to be infinite. In geometry, the number of points on a line is said to be infinite. Time is often assumed to be infinite, in the sense that it had no beginning, or will have no end, or both. Space is often assumed to be infinite in extent. Infinity is not bound by the basic rules and axioms of math and can destroy logic in arithmetic.

Links:

Infinity Article about infinity. Talks about protential infinity and actual infinity. pespmc1.vub.ac.be/INFINITY.html

Mathnet : Does "Infinity" Exist? Looks at the 3 different contexts and says for each whether infinity exists in each one and why. Links to other essay on the same site on infinity. www.math.toronto.edu/mathnet/answers/infinity.html

Counting to Infinity Introduction to infinity including the origins of the sign for infinity and pictures. www.scidiv.bcc.ctc.edu/Math/infinity.html

Hotel Infinity Includes articles on big ideas and concepts, an introduction on background ideas, activities, books to read and a page of resources as well as a vocabulary index. www.c3.lanl.gov/mega-math/workbk/infinity/infinity.html

Hector Parr's Essays: Infinity Includes a look at the concept of infinity and the logical flaws in the different contexts of infinity. www.c-parr.freeserve.co.uk/hcp/infinity.htm

The Infinity Online home of infinity with newsletter archive from 1996 to the present. www.wooster.edu/math/infinity