For some reason the desmos engine doesn't do mod(x,3)=0, perhaps it's graphing an infinately small point. If you allow the value of the modular function to be less than a small number, say, mod(x,3)<0.01, then you will see the points you expect.
Verbatim is defined as an exact repetition without changing the words. An example of verbatim is when you quote someone exactly without changing anything. word for word; in exactly the same words. Origin of verbatim.
The direct quotation is a records of the exact words spoken. 2. The source phrase names the speaker and gives clues to how the direct quotation is spoken. There are 5 basic rules for punctuating direct quotations! Rule 1 Rule 2 Rule 3 Rule 4 Rule 5 Add quotation marks. Separate source phrase from the quote. Capitalize the first word of the direct quotation. Add end marks.