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John Napier

Scottland

logarithms

primitive calculator

logarithms

primitive calculator

Isaac Newton

England

Gravity

Integral and differential calculus

Gravity

Integral and differential calculus

Blaise Pascal

France

calculating machine

barometer

Pascal's triangle

calculating machine

barometer

Pascal's triangle

Archimedes

Greece

pi

the lever, the screw

areas of planes/solid figures

pi

the lever, the screw

areas of planes/solid figures

Charles Babbage

England

difference engine

analytical engine

early calculator/computer

difference engine

analytical engine

early calculator/computer

Pythagoras

Greece

irrational numbers

prime/composite numbers

irrational numbers

prime/composite numbers

Bertrand Russel

England

formal logic

formal logic

Leonhard Euler

Switzerland

differential calculus

algebraic notation

differential calculus

algebraic notation

Pierre de Fermat

France

number theory

probability theory

number theory

probability theory

Hipparchus

Rhodes

trigonometry

mapping

trigonometry

mapping

Gottfried Liebnez

Germany

calculus

symbolic logic

calculus

symbolic logic

Auguste Ferninand Mobius

Switzerland

topology

Mobius Strip

topology

Mobius Strip

Diophantus

Greece

algebra

algebra

Euclid

Greece

Euclidean geometry

Euclidean geometry

Rene Descartes

France

analytic geometry

x and y axes

analytic geometry

x and y axes

Augusta Ada King Lovelace

England

analytical engine

analytical engine