From zero to infinity

1,561 views 56 slides Feb 19, 2020
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About This Presentation

zero to infinity


Slide Content

Biography of Srinivasa Ramanujan

Solve this 2 4 1 3 4 2 1 3

3 2 4 1 1 4 2 3 4 3 1 2 2 1 3 4

In mathematics class teacher said the student to divide

Divide three bananas to three boys, how much each will get?

Roar- to laugh loudly

A boy asked “if no banana is distributed among no one will everyone still get one banana?” Teacher said If zero banana is divided among zero each will get an infinity number of bananas

Thumped-to beat forcefully

The teacher later complimented the boy It takes several centuries to answer

Some mathematician claimed

Absurd-stupid and unreasonable silly in a humorous way

Indian mathematician Bhaskara who proved that it is infinity

The boy who asked intriguing question was Srinivasa Ramanujan

Intriguing- very interesting because of being unusual or mysterious

His father was a petty clerk in a cloth shop

Ramanujan early childhood- he was a prodigy

Prodigy- a child who shows a great ability at a young age

Senior student used to go to his dingy house to get their difficulty in mathematics solved

Dingy-a dark and dirty place

At the age of 13 he got Loney’s trigonometry from college library

He came forth with theorems and formulae – not given in the book – they had been discovered much earlier by great mathematicians

Synopsis of Elementary Results in Pure Applied Mathematics by George Shoobridge Carr .

Unkempt- not neat or cared for

Uncouth-behaving in an unpleasant way

This book triggered the mathematical genius in him

Do problems on loose sheets of paper, slate and jot the result in note books later became Ramanujan’s Frayed Notebooks.

Although he secured first class in mathematics and got Subramanyan Scholarship

He failed twice in his first year arts examination in college

He neglected other subject this disappointed his father

His father thought Ramanujan had gone mad when he found the boy always scribbling numbers.

He began to look for a job to buy papers for calculations

He needed 2000 sheets of papers for calculations every month

He searched for clerical job by showing his Frayed note books but no one can understand

Atlast the Director of Madras Port Trust Francis Spring impressed by Ramanujan’s note book

Francis Spring gave a clerical job on a monthly salary of Rs 25

On may 1913 the University of Madras granted him a fellowship of Rs 75 a month

Ramanujan had sent a letter to great mathematician G.H.Hardy of Cambridge University

In which he set 120 theorems and formulae

Among them was what is known as the Reimann series

Hardy and J.E.Littlewood had discovered a rare mathematical genius(Ramanujan)

On march 17, 1913 he sailed for Britain

At Cambridge the cold was hard to bear and being a vegetarian however he continued his research in mathematics

Hardy found an unsystematic mathematician in Ramanujnan

He played with numbers as a child would play with a toy

Distinguished-used to describe a person, respected, admired for excellence

Ramaniujan was elected Fellow of Royal Society on febuary 28, 1918

Youngest Indian to receive this distinguished fellowship

Emaciated-very thin and weak usually because of illness

In October 1918 he become first Indian to be elected Fellow of Trinity college, Cambridge

In algebra his continued fraction is considered to be equal to great mathematicians like Leonhard Euler and Jacobi

While continued his research work he was affected by Tuberculosis

Agonising - causing extreme physical or mental pain

He continued to play with numbers even on his death bed

Besides being a mathematician Ramanujan was an astrologer of repute and a good speaker

He used to give lectures on subjects like “God, Zero and Infinity”
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