Mathematician cracks centuries-old problem about the number 33

Can you make every number using three cubed numbers? It is a surprisingly difficult question and now we know the answer for 33 Source: https://www.newscientist.com/article/2196549-mathematician-cracks-centuries-old-problem-about-the-number-33/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home