Can someone explain why it would be reported that degree(0,x)=-infinity, ldegree(0,x)=infinity;
How are these used in an argument?

Is there a way to log the terminal output to a .txt file?

curry(`?[]`,f)([1]);
                                                  

There is a builtin command "callback". It exists both in Maple 5 and today's Maple. There is no documentation on it. What is it? Why does it exist? Is there any code that uses it?

Does Maple have a way to upload a screenshot of a worksheet or a savefile of a worksheet to MaplePrimes?