# Davinci's Calculator

# Idea was conceived in 1502

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used a series of Gears with 10:1 ratios in each of itâ€™s 13 gears/wheels which when a dial was turned it could perform calculations.Made calculations using metal pipesDa Vinci conceived the world's first mechanical calculatorInfluenced by the HodometerThis was the first mechanical calculator and it introduced a new thing in the field of mathematics.
This was a predecessor to many calculators to come
# References

https://www.educalc.net/197481.page