1. A unit of pressure equal to one newton per square meter (synset 113733408)
  2. French mathematician and philosopher and Jansenist;
    Invented an adding machine;
    Contributed (with Fermat) to the theory of probability (1623-1662) (synset 111244409)
  3. A programing language designed to teach programming through a top-down modular approach (synset 106915891)

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