- Why is Pi 22 divided 7?
- What is 1000000000000000000000000 called?
- What was used before zero?
- Who invented zero first in India?
- What if 0 was not invented?
- Who invented math?
- Who invented negative numbers?
- Is 0 a real number?
- How did Aryabhata invented zero?
- Who is the father of mathematics?
- Who invented school?
- What does 0 mean in math?
- Who invented number?
- Who is the mother of math?
- Which is the oldest number in the world?
- Who invented time?
- Who invented electricity first?
- Is 0 an even number?
- Did Aryabhata invented zero?
- What is the biggest number?
- Who invented India?

## Why is Pi 22 divided 7?

Pi () is the ratio of the circumference of a circle to its diameter.

…

Pi does not equal 22/7.

The fraction 22/7 is only a convenient approximation..

## What is 1000000000000000000000000 called?

septillionSome Very Big, and Very Small NumbersNameThe NumberPrefixseptillion1,000,000,000,000,000,000,000,000yottasextillion1,000,000,000,000,000,000,000zettaquintillion1,000,000,000,000,000,000exaquadrillion1,000,000,000,000,000peta6 more rows

## What was used before zero?

Some of the first known zero symbols appear in Babylonian clay tablets of between 400 and 300 B.C.; there the zero was used to clarify the symbols for large numbers. … Brahmagupta was the first to write down the rules for arithmetic with zeros.

## Who invented zero first in India?

BrahmaguptaThe first person to document zero as a number in its own right was the astronomer and mathematician Brahmagupta in 628 CE.

## What if 0 was not invented?

Without zero, modern electronics wouldn’t exist. Without zero, there’s no calculus, which means no modern engineering or automation. Without zero, much of our modern world literally falls apart.

## Who invented math?

Beginning in the 6th century BC with the Pythagoreans, the Ancient Greeks began a systematic study of mathematics as a subject in its own right with Greek mathematics. Around 300 BC, Euclid introduced the axiomatic method still used in mathematics today, consisting of definition, axiom, theorem, and proof.

## Who invented negative numbers?

BrahmaguptaDuring the 7th century AD, negative numbers were used in India to represent debts. The Indian mathematician Brahmagupta, in Brahma-Sphuta-Siddhanta (written c. AD 630), discussed the use of negative numbers to produce the general form quadratic formula that remains in use today.

## Is 0 a real number?

Real numbers consist of zero (0), the positive and negative integers (-3, -1, 2, 4), and all the fractional and decimal values in between (0.4, 3.1415927, 1/2). Real numbers are divided into rational and irrational numbers.

## How did Aryabhata invented zero?

Pingala an Indian scholar used binary numbers and he was the first who use ‘shunya’ for zero as a Sanskrit word. Brahmagupta a scholar and mathematician in AD 628 first time defined zero and its operation and developed a symbol for it which is a dot underneath the numbers.

## Who is the father of mathematics?

ArchimedesArchimedes (287 BC–212 BC) is known as Father of Mathematics. He was born in the seaport city of Syracuse on the greek island of Sicily; his father was an astronomer.

## Who invented school?

Horace MannCredit for our modern version of the school system usually goes to Horace Mann. When he became Secretary of Education in Massachusetts in 1837, he set forth his vision for a system of professional teachers who would teach students an organized curriculum of basic content.

## What does 0 mean in math?

Zero is the integer denoted 0 that, when used as a counting number, means that no objects are present. It is the only integer (and, in fact, the only real number) that is neither negative nor positive. A number which is not zero is said to be nonzero. A root of a function is also sometimes known as “a zero of .”

## Who invented number?

The Egyptians invented the first ciphered numeral system, and the Greeks followed by mapping their counting numbers onto Ionian and Doric alphabets.

## Who is the mother of math?

Hypatia (c. 355–415) was the first woman known to have taught mathematics.

## Which is the oldest number in the world?

The Babylonian cuneiform method of recording quantities, approximately 5000 years old, is among the oldest numeral systems in existence. They developed a base-60 (sexidecimal) system with numbers less than sixty represented in base-ten.

## Who invented time?

The measurement of time began with the invention of sundials in ancient Egypt some time prior to 1500 B.C. However, the time the Egyptians measured was not the same as the time today’s clocks measure. For the Egyptians, and indeed for a further three millennia, the basic unit of time was the period of daylight.

## Who invented electricity first?

Benjamin FranklinIt did, however, have to be discovered and understood. Most people give credit to Benjamin Franklin for discovering electricity. Benjamin Franklin had one of the greatest scientific minds of his time. He was interested in many areas of science, made many discoveries, and invented many things, including bifocal glasses.

## Is 0 an even number?

The use of the phrase “even number, or the number zero” implies that zero is not even. On the other hand, the mayor is lumping zero together with the even numbers, so he certainly doesn’t think it’s odd. So what is it – odd, even or neither? For mathematicians the answer is easy: zero is an even number.

## Did Aryabhata invented zero?

Aryabhata is the first of the great astronomers of the classical age of India. He was born in 476 AD in Ashmaka but later lived in Kusumapura, which his commentator Bhaskara I (629 AD) identifies with Patilputra (modern Patna). Aryabhata gave the world the digit “0” (zero) for which he became immortal.

## What is the biggest number?

A googol is a 1 with a hundred zeroes behind it. We can write a googol using exponents by saying a googol is 10^100. The biggest named number that we know is googolplex, ten to the googol power, or (10)^(10^100). That’s written as a one followed by googol zeroes.

## Who invented India?

Vasco de GamaPortuguese explorer Vasco de Gama becomes the first European to reach India via the Atlantic Ocean when he arrives at Calicut on the Malabar Coast. Da Gama sailed from Lisbon, Portugal, in July 1497, rounded the Cape of Good Hope, and anchored at Malindi on the east coast of Africa.