French mathematician and philosopher and Jansenist; invented an adding machine; contributed (with Fermat) to the theory of probability (1623-1662)
French mathematician and philosopher and Jansenist; invented an adding machine; contributed (with Fermat) to the theory of probability (1623-1662)
a programing language designed to teach programming through a top-down modular approach
a unit of pressure equal to one newton per square meter
