1. 
   Unary numeral system
   The unary numeral system is the bijective base-1 numeral system. It is the simplest numeral system to represent natural numbers: in order to represent a number N, an arbitrarily chosen symbol representing 1 is repeated N times. For example, using the symbol | (a tally mark), the number 6 is represe...
   Found op http://en.wikipedia.org/wiki/Unary_numeral_system
   
   
2. 
   unary system
   (from the article `phase`) ...exist stably at this pressure and temperature. All phases in Figure 1 have the same composition—that of silicon dioxide, SiO2. The diagram is a ...
   Found op http://www.britannica.com/eb/a-z/u/6
   
   

Tip: double click on a word to show its meaning.