Changes

MyWikiBiz, Author Your Legacy — Tuesday December 03, 2024
Jump to navigationJump to search
Line 3,742: Line 3,742:  
Also, <math>~E~</math> is not tubular at either <math>~X~</math> or <math>~Y,~</math> since there are nodes in both <math>~X~</math> and <math>~Y~</math> having incidence degrees greater than 1.
 
Also, <math>~E~</math> is not tubular at either <math>~X~</math> or <math>~Y,~</math> since there are nodes in both <math>~X~</math> and <math>~Y~</math> having incidence degrees greater than 1.
   −
Clearly, then, the relation <math>~E~</math> cannot qualify as a pre-function, much less as function on either of its relational domains.
+
Clearly, then, the relation <math>~E~</math> cannot qualify as a pre-function, much less as a function on either of its relational domains.
    
===Commentary Note 11.6===
 
===Commentary Note 11.6===
12,080

edits

Navigation menu