Q:
# Who invented linear equations?

Linear equations were invented in 1843 by Irish mathematician Sir William Rowan Hamilton. He was born in 1805 and died in 1865. Through his algebraic theory, Sir Hamilton made important contributions to mathematics, and his work found applications in quantum mechanics.

Continue Reading
Credit:
John Lund
Blend Images
Getty Images

Some consider Sir Hamilton a genius because of his exceptional mental abilities. At just the age of 13, he reportedly spoke 13 languages, and at 22, he was a professor at University of Dublin. Sir Hamilton was guided by his idealism, faith and passion for metaphysics, politics and poetry. In his mathematical studies, he wanted to find ways of extending complex numbers, which he did with his invention of a type of equations known as quaternions.

Learn more about Data Graphs-
Q:
## What are density-dependent factors?

A: A density-dependent factor is a limiting factor that depends on the population size. These factors are only effective when the population reaches a certain... Full Answer >Filed Under: -
Q:
## How do you find a z-score?

A: To find the standard score, or "z-score," first determine the score, mean and standard deviation of the set. The z-score is calculated using the formula "z... Full Answer >Filed Under: -
Q:
## What is a frequency table with intervals?

A: A frequency table with intervals is a data table showing summarized data and the number of times a data value occurs. The table features intervals, which a... Full Answer >Filed Under: -
Q:
## What is a good visual way to interpret scientific data?

A: Pie charts, line charts and bar charts are some good ways to visually interpret scientific data. Which visual representation is best varies according to th... Full Answer >Filed Under: