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Meaning of the word integral 
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#1
Mar2712, 05:11 PM

P: 36

I've seen the word used in a context that is not related to calculus, but I never understood what it meant. What does it mean if an equation has an integral solution?
Here is a context:If X^2 +Y^2 = 2aXY has a positive integral solution, find the value of a. What does it mean to have an integral solution? 


#2
Mar2712, 05:33 PM

P: 828

It means that the solution is an integer.



#3
May212, 07:40 AM

P: 62

It means that all the variables involved have their roots in form of integers.



#4
May212, 04:10 PM

P: 45

Meaning of the word integral
As stated above, I believe that the solution is an interger (i.e. you won't have decimal or fractions as an answer).



#5
May212, 05:30 PM

Mentor
P: 21,249




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