1614John Napier Introduces Logarithms

John Napier: use of logarithms for calculation.
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Year
1556
1557
1614

() Tartaglia Introduces Parenthesis

Niccolò Tartaglia introduces parenthesis.
Tartaglia Introduces Parenthesis (1556)
MathematicsAlgebraNotationTartagliaSymbolsMathematical NotationRenaissance
ItalyItaly

= Recorde Introduces the Equal Sign

Robert Recorde introduces the equal sign.
Recorde Introduces the Equal Sign (1557)
MathematicsAlgebraNotationRecordeSymbolsMathematical NotationRenaissance
United KingdomUnited Kingdom

➗ John Napier Introduces Logarithms

John Napier: use of logarithms for calculation.
John Napier Introduces Logarithms (1614)
MathematicsLogarithmsNapierCalculationAlgebraScientific RevolutionNumerical Methods