# Note to Leibnitz and Newton… Archimedes beat you both.

To those of you following the Leibnitz – Newton *“who discovered calculus kerfuffle*“, a newly re-discovered Archimedes text has revealed that he actually had documented several calculus principles over 2,200 years ago. More over at Science News on the riveting story of how x-ray fluorescence imaging revealed the underlying text after a 13th century Monk scraped the pages clean in order jot down some prayer...

“Archimedes computed the area of the curved figure (left) by enclosing it in a bigger one with straight edges (right). He then examined random slices to compute the volume—using the concept of actual infinity. “

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