5 mathematician discoveries for class7
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Answer:
Step-by-step explanation:
Bhaskara
He is also known as Bhaskaracharya.
He was born in 1114.
He was the one who acknowledged that any number divided by zero is infinity and that the sum of any number and infinity is also infinity.
The famous book “Siddhanta Siromani” was written by him.
Aryabhata
He was born in 476 CE at Kusumapura.
He was regarded as the first of the major mathematician-astronomers from the classical age.
Aryabhaṭiya and Arya-Siddhanta were his known works.
He worked on the ‘place value system’ using letters to signify numbers and stating qualities.
He discovered the position of the 9 planets and found that these planets revolve around the sun.
He also described the number of days in a year to be 365.
Brahmagupta
He was born in 598 CE near present-day Rajasthan.
The most important contribution of Brahmagupta to mathematics was introducing the concept and computing methods of zero (0).
Srinivasa Ramanujan
He was born on 1887.
His important contributions to this field are
Hardy-Ramanujan-Littlewood circle method in number theory
Roger-Ramanujan’s identities in the partition of numbers
Work on the algebra of inequalities
Elliptic functions
Continued fractions
Partial sums and products of hypergeometric series
P.C. Mahalanobis
P.C. Mahalanobis was born in 1893.
He is known for
Mahalanobis distance
Feldman–Mahalanobis model
Answer:
- Bhaskara
He was the one who acknowledged that any number divided by zero is infinity and that the sum of any number and infinity is also infinity.
2.Aryabhata
He discovered the position of the 9 planets and found that these planets revolve around the sun.
He also described the number of days in a year to be 365.
3.The most important contribution of Brahmagupta to mathematics was introducing the concept and computing methods of zero (0).
4.D. R. Kaprekar
He discovered several results in number theory, comprising a class of numbers and a constant named after him.
5. C.R. RAO
He discovered theory of estimation.