A Swiss mathematician, Leonhard Euler, is who came up with graphs. He was born in 1707 and died in 1783. He discovered graphs while working on Kaliningrad bridge in Russia.
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Rene descartes invented bar graphs you can find more about him in the book.A flyon the celieng.
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Leonhard Euler is generally credited with the invention of graph theory in 1736. Questions
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The mini skirt was invented by Mary Quant in 1965. She owned a boutique called Bazaar. She named the skirt after her favorite car, the mini!
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