[DOC] [TLE] Pascal's calculator - Wikipedia [PAR] Pascal's calculator is a mechanical calculator invented by Blaise Pascal in the 
early 17th ... The arithmometer was the first mechanical calculator strong enough 
and reliable ... Around the end of the tenth century, the French monk Gerbert d'
Aurillac, ... Pascal began to work on his calculator in 1642, when he was 19 years 
old. [DOC] [TLE] Mechanical calculator - Wikipedia [PAR] A mechanical calculator, or calculating machine, was a mechanical device used 
to perform ... The first one was an automatic mechanical calculator, his difference 
engine, ... as it saw the invention of its first machines, including Pascal's 
calculator, in 1642. .... In 1673, the French clockmaker Ren Grillet described in 
Curiositez... [DOC] [TLE] Blaise Pascal - first digital calculating machine : Educalc.net [PAR] Blaise Pascal was France's most celebrated mathematician and physicist and ... 
In 1642, at the age of 18, Pascal invented and build the first digital calculator as a 
means ... of the calculator which were due to the design of the French currency at 
that time. ... Single Register, Pascal Wheel, Mechanical, 1968, USA, 18x4x1 cm. [DOC] [TLE] Adding Machine History - Invention of the Adding Machine [PAR] The adding machine was invented by a nineteen-year-old French boy named 
Blaise Pascal way back in the year 1642. Blaise made it to help his father in his... [DOC] [TLE] The history of the calculator - The Calculator Site [PAR] Mar 24, 2014 ... The history of the calculator is split into four pages - one for each chapter: ... The 
first mechanical calculator appeared in 1642, the creations of French intellectual 
and mathematics whizz kid Blaise Pascal as a ... some of your information in my 
project, I have credited you with it and linked to this section. [DOC] [TLE] History of Computing Science: The First Mechanical Calculator [PAR] Blaise Pascal, noted mathematician, thinker, and scientist, built the first 
mechanical adding machine in 1642 based on a design described by Hero of 
Alexandria... [DOC] [TLE] Who invented the adding machine? | Reference.com [PAR] The adding machine was invented by French mathematician, physicist and ... 
Pascal developed his mechanical device, which he named the Pascaline, in 
1642. ... The first modern computer, the Analytical Engine, was not conceived 
until... [DOC] [TLE] History of Computers and Computing, Mechanical calculators ... [PAR] History of Computers and Computing, Mechanical calculators, Pioneers, Blaise 
Pascal. ... the great french scientist Blaise Pascal was for long time considered as 
the first ... and abacus, but in 1642 the Blaise started to design a calculating 
machine. The first variant of the machine was ready next year, and the young 
genius... [DOC] [TLE] History of Mechanical Calculators - Part I - X-Number [PAR] Apr 17, 2016 ... A Brief History of Mechanical Calculators ... of office machines until the 1960's 
when the first electronic calculators appeared in the market. ... The first 
calculating machines were built by gifted mathematicians moved by an intense ... 
A precocious French mathematician and philosopher, Pascal discovered at... [DOC] [TLE] History of Computers [PAR] His greatest contribution was the invention of logarithms. ... Blaise Pascal, a 
French mathematical genius, at the age of 19 invented a machine, ... This 
principle remained the foundation of all mechanical adding machines for 
centuries after his death. ... Historians now recognize this as the world's first 
computer program and... [DOC] [TLE] The History of Computers [PAR] It was the first machine used for counting and calculating. ... In 1642, at the age of 
19, a French mathematician by the name of Biaise ... the first mechanical and 
automatic calculator. pascal invented the Pascaline to help .... Hopper is credited 
with coining the word "debugging" to describe the work to eliminate program 
faults. [DOC] [TLE] The First Calculating Machines [PAR] THE EARLIEST CALCULATING MACHINE IN HISTORY ... in 1642, when Blaise 
Pascal (16231662), the great French mathematician and philosopher, .... This 
era was to crown two thousand years of evolution in mechanical technique, and 
to... [DOC] [TLE] A Brief History

Question: The invention of the 1st mechanical adding machine is credited to this French mathematician in 1642
Answer: Blaise Pascal