Welcome to the forum!
In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.
Welcome to the forum Denya;
Hope you enjoy your stay here....
"Let us realize that: the privilege to work is a gift, the power to work is a blessing, the love of work is success!"
- David O. McKay
Hi Denya,Welcome to the forum.hope you will like it here.