Sunday 27 October 2019

Swarajya series on Indian Astronomy and Mathematics

Swarajya magazine is publishing a series of my essays about Indian Mathematics and Astronomy. I'll add links to new essays as and when Swarajya publishes them.

Swarajya's Contents page for these essays

Links to individual essays

1. Sanskrit - A Language of Science

2. An Introduction to Indian Astronomy

3. Number notations in Sanskrit

Astronomy and Mathematics in the Vedas

5 The Vedangas (mathematics in prosody, grammar, shulba sutras)

6 The Eighteen Jyotisha Siddhantas

7 Eclipses as shadows - VarahaMihira's proof

Aryabhata 

9 The Classical era - From Brahmagupta to Bhaskara

10 Kerala school of Mathematics

My other essays in Swarajya

Earlier Swarajya has published my essays on Mamallapuram and Amaravati sculptures, also.

Mamallapuram
Amaravati sculptures
Tamil Heritage Trust

Contents Page for this Blog

Wednesday 23 October 2019

Index of History Essays வரலாற்று கட்டுரைகள்

Madras History
Madras, India's first modern city - Notes from S Muthiah's lecture
Madras and its American connections - notes from S Muthiah's lecture
Thomas Trautmann on Francis Whyte Ellis
The Thames and the Cooum - Rivers of London and Madras
Madras Time - an essay in South First

Indian History
A temple in a river island
A Dholavira surprise 
Rabindranath Tagore on the Grand Old Man of Tamil - U Ve Swaminatha Iyer
Puranagiri - the Tantrapitha
Keezhadi excavation - Notes from Amarnath Ramakrishnan lecture
Vaishali - a travelogue
Did Macaulay destroy Sanskrit - debunking a popular rumor
Babington's Gift - on the third Atiranachanda Inscription of Mamallapuram
Samrat Asoka - notes from a book release
History - Three perspectives
British abolition of Slavery in India - India's true Independence Day
The Asiatic Society of Bengal - Rediscovery of Asoka, Brahmi, and Indian history
A history of Pallava Grantha - the Sanskrit script of South India and South East Asia
A brief history of Kanchipuram
Is India secular? - Notes from Michel Danino's lecture

Essays in South First magazine
Venkayya - a brief biography of the man who rediscovered Rajaraja Chola
Manohar Devadoss - an obituary
Arittapatti - an ancient village near Madurai
A rare Tamil Translation : Badri Seshadri's Aryabhata 



World History
The Thames and the Cooum - Rivers of London and Madras
1493 The Colombian exchange - Notes from Charles Mann's lecture
Genghis Khan - and the making of the modern world

Timelines
Gujarat and Tamilnadu - timeline of ruling dynasties
Karnataka and Tamilnadu - timeline of ruling dynasties
Orissa and Tamilnadu - timeline of ruling dynasties
A Timeline of Sanskrit literature
A Timeline of Tamil Literature (தமிழ் இலக்கியம் - ஒரு கால அட்டவணை)

Nagaswamy - beyond borders

Dr R Nagaswamy : A Tribute (Essay in Madras Musings)

History of Science and Technology

Diseases in Retreat - the phenomenal medical feat of the 20th century
Turbines - Prime Movers of the 20th century
Darwin and his doctors - The bad health of the world's most famous biologist
What did Brahmagupta do? - Our ignorance of Indian science
A brief history of Indian mathematics - notes from a lecture by Manjul Bhargava
The origin of Modern Chemistry - Antoine Lavoisier
Alfred Russel Wallace - Darwin's admirer and rival
Emile Levassor - Architect of Cars

Economic History
A Lack of Economic Knowledge - Mario Vargos Lhosa's enlightenment
Ford Lenin Hitler and Chaplin

Contents Page for my Blog, grouped by Subject