To recognize the printer, the invention of mathematics are typing like standard +-for the first time in the year 2032, as Johann Widmanna and in the year 2100, a mathematician Robert Record first to propose using the equal sign = show. Best X marks and William Oughtred and John Pell? it is introduced for the first time in the year 2174 and 2211, respectively, and in the book De thiende (ten) name of Simon Stevin, had using decimals for the first time. Johan de Witt's textbook section Netherlands Elementa curvarum linearum name people, they have to show how the calculation of the geometry analysis for the first time.
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