Blaise Pascal Timeline This is an interaction timeline. On the next slide you will find the main timeline. Click on a year and it will re-direct you to the proper slide and information about that year. Then click anywhere and it will return you to the main timeline. Have fun!

June 19, 1623 Born in Clermont- Ferrand, France Son of Etienne Pascal Mother passes away in 1626

1631 Father decided to move all children to Paris 2 sister Gillberte Jacqueline Only son Blaise starts to show interest in mathematics.

1635 Close to his early teen years he shows special interest in Geometry Father did not want to teach mathematics, but did buy a book which would help Pascal learn Geometry. Started at a Mathematical Academy

1637 Marin Mersenne He would host meetings to review the research of scientist and mathematicians. Blaise attended these meetings with his father

1639 Marin Mersenne His father was appointed tax collector Attended meetings for 2 years. Projective Geometry was presented by Pascal His father was appointed tax collector Rouen Sisters act in plays

1640 Published his essay on conics Created the mystic hexagram

1642 First Digital Calculator was created Credit goes to not only Pascal but his Father as well. This calculator was used only for 3 years and finished use in 1645.

1646 His father had gotten injured Cared for by his daughters and Jansenists Jansenists helped the family see the religious side of life. Family becomes very involved in Christianity.

1647 Rene Descartes (Famous Mathematician) Visited Pascal to hear about his Vacuum theory Descartes believed Pascal was wrong and they argued for some time about it. Atmospheric pressure Function of barometer

1648 Conics Returned to Claremont Expressed more on the topic. Thought about conics having a center projection of a circle. Wrote a Treatise. Returned to Claremont

1653 Father dies a few years earlier Living in Paris again Equilibrium of Liquids Wrote a Treatise Law of Pressure is expressed more during these years.

1654 Probabilities Chevarlier de Mere interested him in the topic Both became involved with gambling. Fermant expressed his opinion with probability about dice throwing.

1656 Wrote letters Wrote Pensees 18 different letters Defending Jansenism Provincial Letters Wrote Pensees Some believe this is most famous work Philosophy topics discussed Pascal’s Wager

1658 Gives lectures Letters written To leaders of Prot-Royal Carcavi About cycloids

1661 During this time he is very ill. His sister Jacqueline dies Wrote Writ Written to Janesists to help encourage them to keep going.

August 17, 1662 Pascal passes away at the age of 39. Dies from a illness that he had been sick with for a few years

Resources Timetoast http://www.timetoast.com/timelines/50949 http://oregonstate.edu/instruct/phl302/philosophers/pascal.html