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Mathematicians

Often, to completely understand the importance of a mathematical theory, it's essential to know about the person who developed it. This category is where all questions about historically significant mathematicians should be asked.

6,570 Questions

How did charles Babbage come up with the idea of the computer?

While he was in his 20's, he was still working as a mathematician. He was elected a Fellow of the Royal Society, in 1816. The Difference Machine was started in 1821 but failed its test in 1833. In 1842 Charles Babbage created the Analytical Engine; he completely abandoned the Difference Machine. It was never completed but it helped improve Britain's machine-tool industry. In 1991, the National Museum of Science and Technology built a replica of the Difference Machine; it was a real working one. In 1879, Charles Babbage's son reassembled a section of the Difference Machine, which was auctioned for auction in London auctioned in Sydney for $282,000. On October the 18th 1871, London, UK, Charles Babbage died.

What are the two classifications of computers that Charles Babbage is responsible for?

He is famous for his mechanical machines he designed, the Difference Engine and the Analytical Engine, though he did not actually fully build them. They were completed by others after he died. He is also credited with inventing other things. He invented the frame at the front of locomotives that help clear items from a rail line, which is called a pilot or a cow catcher. He also invented an ophthalmoscope, a device for examining the eye.

Did Charles Babbage have any siblings?

Charles Babbage was the eldest of four children born to Benjamin and Betty Plumleigh Babbage. His mother gave birth to a son, Henry, in October 1874, but the child died in infancy. In May 1876, she gave birth to another son, whom they also named Henry, who died as a small child. Finally, in March 1878, Betty bore a fourth child, a girl, named Mary Anne.

Charles and Mary Anne had a warm, lifelong relationship. He preceded her in death.

Where is Charles Babbage born?

Charles Babbage did not invent the computer. He improved and made what we call the computer. He finished it in 1812.

He did not design the Analytical Engine until the 1840s and he never built it. He could not finish anything as he always got distracted by a better idea.

How are matrices used in the real world?

To organize data and to simplify problems that can be complicated.

Who is Archimedes and what was his invention?

Archimedes did many things, such as: developed ideas that proved essential to the formation of calculus, found a very accurate value for pi, solved the problem of buoyancy, established the law of the lever, defined the spiral, used the method of exhaustion to calculate the area of the arc of a parabola, found an ingenious system for expressing large numbers, came up with the fulcrum, and devised a method of displacement volumes.

Archimedes got the reputation of saying outlandish things. However, after he staged a performance for the king and his court where he pulled a trireme up onto the beach all by himself using a system of pulleys, a law was then passed that anything Archimedes said was to be considered true.

When the Romans were conquering Sicily they put together a special troop who's task was to capture Archimedes alive. Alas he was killed by a soldier from another troop who didn't know who the old man was. Archimedes' last words were 'Don't disturb my circles.'

Why did Charles Babbage use a computer?

Because he was the first person to conceive the idea of a fully automatic programmable calculating machine having an architecture with the four separate but intercommunicating units common to all modern computers:

  • Arithmetic Logic Unit
  • Control unit
  • Memory unit
  • I/O unit(s)

However his machine was entirely mechanical and was never built,

What did Blaise Pascal do for the field of math?

Pascal was most famous for Pascal's triangle.

He also invented the 1st mechanical calculator.

The Pascal's Triangle is a pattern where you add the adjacent numbers from the previous line.

1 1 1 1 2 1 The 2 comes from adding 1 and 1 from the above line. 1 3 3 1 The threes come from adding 1 + 2 on the left and 2+1 on the right. 1 4 6 4 1 The 4's come from adding 3+1 on the left and on the right. The 6 comes from adding 3 and 3 in the middle. This pattern continues on and on.

Blaise PascalBlaise Pascal is a famous mathematician who is famous for Pascal's Triangle. He also made very important contributions to chemistry and other sciences.

See the Web Links to the left of this answer for more information.

He figured out that the air pressure is equal to the weight of air per unit area, above the measuring point, and demonstrated it by taking measurements at different heights.

What year did the first computer create?

The varying definitions of the word computer make it difficult to decide when the first computer was created. Charles Babbage's Analytical Engine, which is said have born most features of a modern computer, was created in 1837.

Aristotle and the function of man?

Aristotle never specifies one distinctive function for all men. He simply implies that in order to live virtuously, man must conform by performing whatever his function is in an excellent way.

Why Archimedes shouted EUREKA?

Archimedes, according to legend, shouted "Eureka!" after leaping out of his bathtub and running naked down the streets of Syracuse (a Greek colony in ancient Sicily). Eureka means "I found it!" in Greek, and he was yelling it because he was ecstatic at finding the solution to a problem that had been put to him by the king of Syracuse.

It seems the king was suspicious that a jeweler was cheating him about the true amount of gold he had used to make the royal crown. It was known how much a given amount of gold should weigh, but the problem was that the crown was already finished and shaped into an intricate design, and there was no good way to measure the volume of the crown without destroying it.

When Archimedes lowered himself into his full bathtub, he noticed that his body displaced an amount of water, spilling over the edge. He reasoned that an object lowered in water would displace a volume of water equal to its own, so he now had a way to accurately measure the volume of the crown. The crown was tested, and it measured out at less that the amount of gold the jeweler had charged the king for, and he was punished severely.

Archimedes was considered a scientific genius of his time, and was also credited for defending his city of Syracuse against the Romans by using cranes that overturned ships, and mirrors that concentrated sunlight on them and caused them to burn.

How did Charles Babbage die?

Charles Babbage died due to renal inadequacy, secondary to cystitis .Half of his brain is preserved at the Hunterian Museum in the Royal College of Surgeons in London. The other half of his brain is on display in the Science Museum, London.

How much money does a mathematician makes a year?

The median expected salary for a typical Mathematician, Sr. in the United States is $82,928.

Does buoyancy force on a floating object depend on the weight of the object or the weight of the fluid displaced by the object?

If it's able to displace enough fluid for the weight of the displaced fluid

to equal its own weight, then it floats. This is the technology principle

utilized by boats and rubber duckies.

What are the different contribution of Carl Friedrich Gauss?

Carl Friedrich Gauss was a German mathematician and scientist who contributed significantly to many fields, including number theory, statistics, analysis, differential geometry, geodesy, electrostatics, astronomy and optics.

For me, Gauss built the theory of complex numbers into its modern form, including the notion of "monogenic" functions which are now ubiquitous in mathematical physics. The other contributions of Gauss are quite numerous and include the Fundamental Theorem of Algebra (that an n-th degree polynomial has n complex roots), hypergeometric series, foundations of statistics, and differential geometry.

Who is George Boole now married to?

George Boole, the famous mathematician, died in 1864, so he is not married to anyone now. His wife was Mary Everest Boole.

What country did blaise pascal live in?

Blaise Pascal was Born in Auvergne, France. He died in Paris, France.

Who was Archimedes and what did he discover?

Archimedes was a Sicilian mathematician who lived circa 287-212 BC. He discovered the principles of hydrostatics, namely the science of how solid bodies will act when placed in liquids.

He is reputed to have made this discovery when in the bath and having had a blinding flash of genius, shouted Eureka (I have found it) and ran naked through the street.