what's the best way to remember the 8 fourier integral/summa

what's the best way to remember the 8 fourier integral/summation definations
can tink of memory aid a not?

It’s already a pain trying to remember the name of that thing.

these 8

You don't remember it, you understand it. Laughing

you all must understand!!! not just memorise!!! tis is what lecturers alway tell me. Laughing

well-said.