Appears on these pages
of

Field of fractions
Every integral domain can be embedded in a field (see proof below). That is, using concepts from...

Identity element
The identity element of a semigroup (S,•) is an element e in the set S such that for all...

Irrational number
An irrational number is any real number which is not rational. More systematically, it is the...
File history
Click on a date/time to view the file as it appeared at that time.
Date/Time  Thumbnail  Dimensions  User  Comment  

current  21:11, June 20, 2008  25 × 24 (518 B)  Localhost00 (Talk  contribs)  Tombstone to be used at end of proofs. Uses character U+F0FE from the Wingdings font 