Fullstack Developer / Architect
https://www.youtube.com/watch?v=DKC74YKJpNY
https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1N-G&index=1&t=0s
POLYNOMIAL : chains of terms